{"title":"GM 6.6L Duramax LML (2011-2016) - Exhaust Systems","description":null,"products":[{"product_id":"2011-2015-duramax-4-cat-delete-pipe-431001","title":"2011-2015 Duramax 4\" CAT Delete Pipe (431001)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 431001 by Mel's Manufacturing replaces your stock catalytic converter on your 2011-2015 LML with a high-flow 4\" race pipe. By allowing your exhaust to flow more freely you'll receive better throttle response and lower EGTs.\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eJust like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process!\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cb\u003ePart Number: \u003c\/b\u003e431001\u003c\/span\u003e\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299644338291,"sku":"431001","price":525.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-CAT-Delete-Pipe-431001-Cat-Delete-Pipe-Mels-Manufacturing-Canada.png?v=1771174552"},{"product_id":"2011-2015-duramax-4-dpf-delete-pipe-431002","title":"2011-2015 Duramax 4\" DPF Delete Pipe (431002)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; V-Band Clamp Or 4-Bolt Flange\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 431002 by Mel's Manufacturing fits all Cab\/Bed configurations with the 4-Bolt Flange Or V-Band Style Clamp on the LML Duramax and will delete the OE DPF and help reduce EGTs, increase power, and give you better fuel economy.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e431002\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299644371059,"sku":"431002","price":464.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-DPF-Delete-Pipe-431002-Delete-Pipe-Mels-Manufacturing-431002-Canada.png?v=1771174737"},{"product_id":"2011-2015-duramax-4-cat-back-exhaust-system-w-muffler-431013-432013","title":"2011-2015 Duramax 4\" Cat Back Exhaust System w \/ Muffler (431013 \/ 432013)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGMC\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHD\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003eThe 431013 \u0026amp; 432013 by Mel's Manufacturing is a 4\" Cat-Back Exhaust System for the 2011-2015 LML. It allows you to drop your restrictive OE exhaust system and replace it with a high-flow exhaust system that utilizes a performance muffler.\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eJust like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eIt not only sounds great but will lower your EGT's, increase mileage, and increase torque in your 6.6L!\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e\u003cspan\u003e 431013 \u0026amp; 432013\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized Steel","offer_id":44299644764275,"sku":"431013","price":867.99,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":44299644797043,"sku":"432013","price":1025.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-Cat-Back-Exhaust-System-w-Muffler-431013-432013-Cat-Back-Exhaust-System-Mels-Manufacturing-431013-Canada.png?v=1771175799"},{"product_id":"2011-2015-duramax-4-cat-dpf-delete-431015-432015","title":"2011-2015 Duramax 4\" Cat \u0026 DPF Delete (431015 \/ 432015)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003c\/td\u003e\n\u003ctd\u003eGM\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003eNote:\u003c\/b\u003e\u003cspan\u003e \u003c\/span\u003e\u0026amp; V-Band Clamp\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 431015 \u0026amp; 432015is a 4\" CAT \u0026amp; DPF Delete System by Mel's Manufacturing for the 2011-2015 6.6L Duramax. It's the perfect kit if you're looking to remove your stock components and replace it with high-performance \u0026amp; high-flow 4\" piping.\u003cspan\u003e Just like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eYou'll notice fuel mileage improvement, increased torque, and you'll have a much better sounding 6.6L!\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e431015 \u0026amp; 432015\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized Steel","offer_id":44299644829811,"sku":"431015","price":567.99,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":44299644862579,"sku":"432015","price":618.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-Cat-DPF-Delete-431015-432015-Delete-Pipe-Mels-Manufacturing-431015-Canada.png?v=1771175986"},{"product_id":"2011-2015-duramax-4-downpipe-back-exhaust-system-w-muffler-431016-432016","title":"2011-2015 Duramax 4\" Downpipe Back Exhaust System w \/ Muffler (431016 \/ 432016)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; V-Band Flange at the downpipe only!\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eNote: \u003c\/strong\u003eThis exhaust system will\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eONLY\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efit early 2015 models. Confirm before purchasing!\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eLooking to make more power and increase your MPG on your 2011 to early 2015 Duramax? The 431016 \u0026amp; 432016 by Mel's Manufacturing is your answer. It allows you to remove the restrictive OEM exhaust system and replace it with a free-flowing 4\" exhaust system from the downpipe back!\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e Just like all of Mel's Manufacturing exhaust kits, this one comes with all the required clamps, pre-welded contour-bent hangers, and stronger flanges to help you cruise through the installation process. In addition to increasing power and MPG, you will also increase flow, which will help reduce your EGTs! \u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003e*Please read the \"Notes\" section before purchasing!\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 431016 \u0026amp; 432016\u003c\/span\u003e\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized Steel","offer_id":44299644895347,"sku":"431016","price":986.99,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":44299644928115,"sku":"432016","price":1149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-Downpipe-Back-Exhaust-System-w-Muffler-431016-432016-Downpipe-Back-Exhaust-System-Mels-Manufacturing-431016-Canada.png?v=1771176150"},{"product_id":"2011-2015-duramax-4-downpipe-back-exhaust-no-muffler-431017-432017","title":"2011-2015 Duramax 4\" Downpipe Back Exhaust - No Muffler (431017 \/ 432017)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDodge Ram\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6.6L Duramax w\/ V-band flange at Downpipe\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eLooking to make more power and increase your MPG on your 2011-2015 Duramax? The 864NM by Mel's Manufacturing is your answer. It allows you to remove the restrictive OEM exhaust system and replace it with a free-flowing 4\" exhaust system from the downpipe back!\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eJust like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eThis doesn't include a muffler and is 'intended' for race applications!\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized Steel","offer_id":44299644960883,"sku":"431017","price":848.99,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":44299644993651,"sku":"432017","price":1052.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-Downpipe-Back-Exhaust-No-Muffler-431017-432017-Downpipe-Back-Exhaust-System-Mels-Manufacturing-431017-Canada.png?v=1771176339"},{"product_id":"2015-5-2016-duramax-4-downpipe-back-exhaust-w-muffler-431018-432018","title":"2015.5-2016 Duramax 4\" Downpipe Back Exhaust w \/ Muffler (431018 \/ 432018)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015.5-2016\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; 3-Bolt flange at Downpipe\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003eThe 431018\/432018 by Mel's Manufacturing is a 4\" Downpipe Back Exhaust System for the 2015.6-2016 LML. This kit allows you to drop out your full OE exhaust system and replace it with a high-flow street kit.\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eJust like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eThis kit includes Mel's Manufacturings High Flow Muffler which is a perfect setup for street driven trucks. This exhaust system not only looks and sounds great, but will improve your mileage, throttle response, torque, and flow while lowering EGT's in your LML.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e\u003cspan\u003e 431018\/432018\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized Steel","offer_id":44299645059187,"sku":"431018","price":1009.99,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":44299645091955,"sku":"432018","price":1207.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2015_5-2016-Duramax-4-Downpipe-Back-Exhaust-w-Muffler-431018-432018-Downpipe-Back-Exhaust-System-Mels-Manufacturing-432018-Canada.png?v=1771176569"},{"product_id":"2015-5-2016-duramax-4-downpipe-back-exhaust-no-muffler-431019","title":"2015.5-2016 Duramax 4\" Downpipe Back Exhaust - No Muffler (431019)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015.5-2016\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDuramax \u0026amp; 3-Bolt Flange at Downpipe\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003eThe 431019 is a 4\" Downpipe-Back Exhaust System by Mel's Manufacturing for the 2015.5-2016 6.6L Duramax. It's the perfect kit if you're looking to remove your stock components and replace it with high-performance \u0026amp; high-flow 4\" piping from the Downpipe back!\u003cspan\u003e Just like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eYou'll notice fuel mileage improvement, increased torque, increased flow and lower EGT's, not to mention you'll have a much better sounding 6.6L!\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e\u003cspan\u003e 431019NM\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299645157491,"sku":"431019","price":929.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2015_5-2016-Duramax-4-Downpipe-Back-Exhaust-No-Muffler-431019-Downpipe-Back-Exhaust-System-Mels-Manufacturing-Canada.png?v=1771182235"},{"product_id":"2015-5-2016-duramax-4-cat-dpf-delete-431020-432020","title":"2015.5-2016 Duramax 4\" CAT \/ DPF Delete (431020 \/ 432020)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015.5-2016\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eGM\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; OEM Style 3 Bolt Flange\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003e\u003cbr\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 431020 \u0026amp; 432020 by Mel's Manufacturing is a 4\" CAT \u0026amp; DPF Delete for the 2015.6-2016 LML. This kit allows you to drop out your OE CAT \u0026amp; DPF system and replace it with a high-flow delete kit.\u003cspan\u003e Just like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process. \u003c\/span\u003eThis delete kit not only looks and sounds great, but will improve your mileage, throttle response, and torque in your LML.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e\u003cspan\u003e 431020 \u0026amp; 432020\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299645223027,"sku":"431020","price":595.99,"currency_code":"USD","in_stock":true},{"title":"Stainless","offer_id":44299645255795,"sku":"432020","price":671.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2015_5-2016-Duramax-4-CAT-DPF-Delete-431020-432020-Delete-Pipe-Mels-Manufacturing-431020-Canada.png?v=1771240513"},{"product_id":"2011-2015-duramax-4-cat-dpf-delete-w-muffler-431029","title":"2011-2015 Duramax 4\" Cat \u0026 DPF Delete w\/ Muffler (431029)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; V-Band Clamp\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 431029 is a 4\" CAT \u0026amp; DPF Delete System w\/ Muffler by Mel's Manufacturing for the 2011-2015 6.6L Duramax. It's the perfect kit if you're looking to remove your stock components and replace it with high-performance \u0026amp; high-flow 4\" piping.\u003cspan\u003e Just like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eYou'll notice fuel mileage improvement, increased torque, and you'll have a much better sounding 6.6L!\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e431029\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299645780083,"sku":"431029","price":742.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-Cat-DPF-Delete-w-Muffler-431029-Delete-Pipe-Mels-Manufacturing-Canada.png?v=1771179031"},{"product_id":"2015-5-2016-duramax-4-cat-dpf-delete-w-muffler-431030","title":"2015.5-2016 Duramax 4\" CAT \u0026 DPF Delete w\/ Muffler (431030)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015.5-2016\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; OEM Style 3 Bolt Flange\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 431030 by Mel's Manufacturing is a 4\" CAT \u0026amp; DPF Delete w\/ Muffler for the 2015.6-2016 LML. This kit allows you to drop out your OE CAT \u0026amp; DPF system and replace it with a high-flow delete kit.\u003cspan\u003e Just like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process. \u003c\/span\u003eThis delete kit not only looks and sounds great, but will improve your mileage, throttle response, and torque in your LML.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e\u003cspan\u003e 431030\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299645812851,"sku":"431030","price":793.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2015_5-2016-Duramax-4-CAT-DPF-Delete-w-Muffler-431030-Delete-Pipe-Mels-Manufacturing-Canada.png?v=1771179366"},{"product_id":"2011-2015-duramax-4-stainless-dpf-delete-pipe-w-adapter-432002","title":"2011-2015 Duramax 4\" Stainless DPF Delete Pipe w\/ Adapter (432002)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; V-Band Clamp Or 4-Bolt Flange\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe Mel's Manufacturing T-409 Stainless Steel DPF Delete Pipe allows you to get rid of your DPF on your 2011-2015 Duramax and replace it with a high-flow 4\" pipe.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e432002\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Stainless","offer_id":44299646304371,"sku":"432002","price":501.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-4-Stainless-DPF-Delete-Pipe-w-Adapter-432002-Delete-Pipe-Mels-Manufacturing-432002-Canada.png?v=1771161888"},{"product_id":"2015-5-2016-duramax-5-downpipe-back-exhaust-system-w-muffler-531007-532007","title":"2015.5-2016 Duramax 5\" Downpipe Back Exhaust System w\/ Muffler (531007 \/ 532007)","description":"\u003cp\u003eEngineered for 2015.5-2016 Duramax diesel engines, this 5\" downpipe back exhaust system delivers maximum flow and performance. The complete setup includes a high-flow muffler designed to reduce backpressure while maintaining a commanding exhaust note. Available in both 531007 and 532007 configurations to match your specific application. Constructed from premium materials for durability and longevity, this system enhances horsepower and torque while improving fuel efficiency. Direct bolt-on installation makes upgrading straightforward without extensive modifications. Perfect for diesel enthusiasts seeking noticeable performance gains and a more aggressive appearance.\u003c\/p\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299653578867,"sku":"531007","price":1120.99,"currency_code":"USD","in_stock":true},{"title":"Stainless","offer_id":44299653611635,"sku":"532007","price":1438.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2015_5-2016-Duramax-5-Downpipe-Back-Exhaust-System-w-Muffler-531007-532007-Downpipe-Back-Exhaust-System-Mels-Manufacturing-531007-Canada.png?v=1771064710"},{"product_id":"2015-5-2016-duramax-5-downpipe-back-exhaust-no-muffler-531008-532008","title":"2015.5-2016 Duramax 5\" Downpipe Back Exhaust - No Muffler (531008 \/ 532008)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2015.5-2016\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eGM\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; 3-Bolt Flange At The Downpipe\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003eIncrease the power of your LML and achieve that aggressive sound you've been looking for. The 531008\/532008 not only sounds great but will lower EGT's, increase torque, and boost your fuel mileage in your 6.6L. It's easily installed on OEM hangers and connected with lap joints, these lap joints make it easier if you want to make modifications in the future.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e\u003cspan\u003e 531008\/532008\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299653644403,"sku":"531008","price":1003.99,"currency_code":"USD","in_stock":true},{"title":"Stainless","offer_id":44299653677171,"sku":"532008","price":1259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2015_5-2016-Duramax-5-Downpipe-Back-Exhaust-No-Muffler-531008-532008-Downpipe-Back-Exhaust-System-Mels-Manufacturing-531008-Canada.png?v=1771129518"},{"product_id":"2011-2015-duramax-5-downpipe-back-dual-exhaust-no-muffler-531013","title":"2011-2015 Duramax 5\" Downpipe Back Dual Exhaust - No Muffler (531013)","description":"\u003ch2\u003e\u003cspan\u003eDescription\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"scrollable-table\"\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eMake\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2011-2015\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGM\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eLML 6.6L Duramax \u0026amp; V-Band Clamp\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eMel's Manufacturing Exhausts are designed to fit all wheelbase \u0026amp; cab configurations unless otherwise specified.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv\u003eThe 531013 is a 5\" Downpipe Back Dual Exhaust System by Mel's Manufacturing for the 2011-2015 6.6L Duramax.\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eJust like all of Mel's Manufacturings Exhaust kits, it will come with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eWith this system, you will notice a fuel mileage improvement, increased torque, and you'll have a much better sounding 6.6L!\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003ePart Number:\u003cspan\u003e \u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e531013\u003c\/span\u003e\n\u003c\/div\u003e","brand":"FP","offers":[{"title":"Aluminized","offer_id":44299653841011,"sku":"531013","price":1281.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-5-Downpipe-Back-Dual-Exhaust-No-Muffler-531013-Downpipe-Back-Exhaust-System-Mels-Manufacturing-Canada.jpg?v=1771132398"},{"product_id":"2011-2015-duramax-5-downpipe-back-exhaust-no-muffler-521009-531006","title":"2011-2015 Duramax 5\" Downpipe Back Exhaust - No Muffler (521009\/531006)","description":"\u003cp\u003eMaximize your 2011-2015 Duramax's performance with this aggressive 5\" downpipe back exhaust system. Engineered to eliminate restrictive factory components, this no-muffler design delivers increased horsepower and torque while producing that unmistakable diesel growl. The straight-through configuration minimizes backpressure for optimal turbo efficiency and throttle response. Built for serious power seekers who demand maximum flow and aren't afraid of bold sound. Direct bolt-on installation with quality construction ensures durability under demanding conditions. Transform your truck's capabilities and attitude with this purpose-built exhaust solution.\u003c\/p\u003e","brand":"FP","offers":[{"title":"Stainless","offer_id":44299654365299,"sku":"532006","price":1108.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/2011-2015-Duramax-5-Downpipe-Back-Exhaust-No-Muffler-521009531006-Downpipe-Back-Exhaust-System-Mels-Manufacturing-532006-Canada.png?v=1771134775"},{"product_id":"4-ss-downpipe-back-single-no-muffler-2015-5-2016-gm-2500-3500-6-6l-duramax","title":"4\" SS Downpipe Back Single No Muffler | 2011-2016 GM 2500\/3500 6.6L DURAMAX","description":"\u003ch2 data-path-to-node=\"0\" class=\"\"\u003e4\" SS Downpipe Back Single No Muffler | 2011-2016 GM 2500\/3500 6.6L DURAMAX\u003c\/h2\u003e\n\u003cp data-path-to-node=\"1\"\u003e\u003cspan class=\"\"\u003eExperience the raw power and unrestricted sound of your \u003c\/span\u003e\u003cb data-path-to-node=\"1\" data-index-in-node=\"56\" class=\"\"\u003e2011-2016 GM 6.6L LML Duramax\u003c\/b\u003e\u003cspan class=\"\"\u003e with this \u003c\/span\u003e\u003cb data-path-to-node=\"1\" data-index-in-node=\"96\" class=\"\"\u003e4\" Stainless Steel Downpipe Back Single Exhaust\u003c\/b\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003cspan class=\"\"\u003e Engineered for enthusiasts who demand maximum performance and a true straight-pipe diesel growl,\u003c\/span\u003e\u003cspan class=\"\"\u003e this \"No Muffler\" system is the ultimate upgrade for your LML-powered Silverado or Sierra.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"2\" class=\"\"\u003eKey Features:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\" class=\"\"\u003eTrue Straight-Pipe Sound:\u003c\/b\u003e\u003cspan class=\"\"\u003e By eliminating the muffler and restrictive factory components,\u003c\/span\u003e\u003cspan class=\"\"\u003e this system delivers the most aggressive and authoritative exhaust note possible,\u003c\/span\u003e\u003cspan class=\"\"\u003e highlighting the pure sound of the 6.\u003c\/span\u003e\u003cspan class=\"\"\u003e6L Duramax engine.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\" class=\"\"\u003eMaximum Exhaust Velocity:\u003c\/b\u003e\u003cspan class=\"\"\u003e The 4-inch mandrel-bent stainless steel tubing provides a smooth,\u003c\/span\u003e\u003cspan class=\"\"\u003e high-volume path for exhaust gases,\u003c\/span\u003e\u003cspan class=\"\"\u003e significantly reducing backpressure and helping your turbo spool faster.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003e\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\" class=\"\"\u003ePremium T409 Stainless Steel:\u003c\/b\u003e\u003cspan class=\"\"\u003e Constructed from heavy-duty 16-gauge T409 stainless steel,\u003c\/span\u003e\u003cspan class=\"\"\u003e this system is built to resist corrosion and withstand the harsh environmental conditions faced by hard-working diesel trucks.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,3,0\"\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"0\" class=\"\"\u003eDrastic EGT Reduction:\u003c\/b\u003e\u003cspan class=\"\"\u003e By streamlining the entire exhaust path from the downpipe back,\u003c\/span\u003e\u003cspan class=\"\"\u003e this kit effectively lowers \u003c\/span\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"115\" class=\"\"\u003eExhaust Gas Temperatures (EGTs)\u003c\/b\u003e\u003cspan class=\"\"\u003e,\u003c\/span\u003e\u003cspan class=\"\"\u003e which is essential for protecting your engine during heavy towing or high-performance runs.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,4,0\"\u003e\u003cb data-path-to-node=\"3,4,0\" data-index-in-node=\"0\" class=\"\"\u003ePrecision Bolt-On Design:\u003c\/b\u003e\u003cspan class=\"\"\u003e Specifically tailored for the 2011-2016 LML platform,\u003c\/span\u003e\u003cspan class=\"\"\u003e featuring OE-style hangers and pre-welded contour bends to ensure a secure fit and a straightforward installation process.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"4\" class=\"\"\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\" class=\"\"\u003eCompatibility:\u003c\/b\u003e\u003cspan class=\"\"\u003e 2011-2016 Chevrolet Silverado \u0026amp; GMC Sierra 2500\/3500 (6.\u003c\/span\u003e\u003cspan class=\"\"\u003e6L Duramax LML).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\" class=\"\"\u003eMaterial:\u003c\/b\u003e\u003cspan class=\"\"\u003e T409 Stainless Steel.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eSystem Type:\u003c\/b\u003e\u003cspan\u003e Downpipe Back Single Exit (Straight Pipe \/ No Muffler).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003eBrand:\u003c\/b\u003e\u003cspan\u003e Straight Pipe Solutions.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,4,0\"\u003e\u003cb data-path-to-node=\"5,4,0\" data-index-in-node=\"0\"\u003ePart Number:\u003c\/b\u003e\u003cspan\u003e 432015NM.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FP","offers":[{"title":"Stainless","offer_id":44416170950771,"sku":"432019","price":1120.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/C6045PLM_99f7794b-2d8e-42ef-ae52-3427b0b95788.jpg?v=1772225967"},{"product_id":"5-downpipe-back-single-2011-2015-gm-2500-3500-6-6l-duramax","title":"5\" Downpipe Back Single | 2011-2015 GM 2500\/3500 6.6L DURAMAX","description":"","brand":"FP","offers":[{"title":"Aluminized With Muffler","offer_id":44416187302003,"sku":"531005","price":1120.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/431016_789dda89-18aa-4dc5-9d34-b50bf33c6cf9.png?v=1772226763"},{"product_id":"5-downpipe-back-single-no-muffler-2011-2015-gm-2500-3500-6-6l-duramax","title":"5\" Downpipe Back Single No Muffler | 2011-2015 GM 2500\/3500 6.6L DURAMAX","description":"\u003ch2 data-path-to-node=\"0\"\u003e5\" Downpipe Back Single No Muffler | 2011-2015 GM 2500\/3500 6.6L DURAMAX\u003c\/h2\u003e\n\u003cp data-path-to-node=\"1\"\u003eGet the ultimate performance and sound for your \u003cb data-path-to-node=\"1\" data-index-in-node=\"48\"\u003e2011-2015 GM 2500\/3500 6.6L Duramax\u003c\/b\u003e with this \u003cb data-path-to-node=\"1\" data-index-in-node=\"94\"\u003e5\" Aluminized Downpipe Back Single Exhaust\u003c\/b\u003e. This \"No Muffler\" straight-pipe design is built for truck owners who want maximum flow, the lowest possible EGTs, and that classic, aggressive diesel roar.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"2\"\u003eKey Features:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003eStraight-Pipe Performance:\u003c\/b\u003e By removing the muffler and factory restrictions, this system offers the most direct path for exhaust gases, resulting in significant gains in horsepower and torque.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003eMaximum Airflow:\u003c\/b\u003e The massive 5-inch diameter tubing ensures your Duramax engine can breathe without restriction, improving turbo spool-up and overall throttle response.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003e\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\"\u003eLower EGTs:\u003c\/b\u003e This high-flow design is highly effective at reducing Exhaust Gas Temperatures (EGTs), which is crucial for engine longevity, especially during heavy towing or high-load situations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,3,0\"\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"0\"\u003eAluminized Steel Construction:\u003c\/b\u003e Offers a cost-effective and durable solution for performance exhaust, providing excellent strength and heat resistance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,4,0\"\u003e\u003cb data-path-to-node=\"3,4,0\" data-index-in-node=\"0\"\u003ePerfect Fit:\u003c\/b\u003e Specifically designed as a direct bolt-on for 2011-2015 Chevrolet Silverado and GMC Sierra 2500\/3500 models equipped with the 6.6L Duramax engine.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"4\"\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eCompatibility:\u003c\/b\u003e 2011-2015 GM 2500\/3500 6.6L Duramax LML.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eMaterial:\u003c\/b\u003e Aluminized Steel (No Muffler).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eBrand:\u003c\/b\u003e Straight Pipe Solutions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003ePart Number:\u003c\/b\u003e 531006.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,4,0\"\u003e\u003cb data-path-to-node=\"5,4,0\" data-index-in-node=\"0\"\u003eSystem Type:\u003c\/b\u003e Downpipe Back Single Exit Straight Pipe.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FP","offers":[{"title":"Aluminized No Muffler","offer_id":44416195002483,"sku":"531006","price":1023.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/431017_4e2a68ab-52c6-449e-8f84-4b98b5a49cc6.png?v=1772227376"},{"product_id":"5-ss-downpipe-back-single-2011-2015-gm-2500-3500-6-6l-duramax","title":"5\" SS Downpipe Back Single | 2011-2015 GM 2500\/3500 6.6L DURAMAX","description":"\u003ch2 data-path-to-node=\"0\"\u003e5\" SS Downpipe Back Single | 2011-2015 GM 2500\/3500 6.6L DURAMAX\u003c\/h2\u003e\n\u003cp data-path-to-node=\"1\"\u003eUpgrade your truck's exhaust system with the \u003cb data-path-to-node=\"1\" data-index-in-node=\"45\"\u003e5\" Stainless Steel Downpipe Back Single Exhaust\u003c\/b\u003e, specifically engineered for the \u003cb data-path-to-node=\"1\" data-index-in-node=\"126\"\u003e2011-2015 GM 2500\/3500 6.6L Duramax\u003c\/b\u003e. This premium exhaust system is designed to maximize airflow, reduce back pressure, and provide your Duramax with the aggressive sound and performance it deserves.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"2\"\u003eKey Features:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003eMassive 5-Inch Diameter:\u003c\/b\u003e The larger piping diameter significantly increases exhaust flow compared to stock, leading to improved horsepower and torque.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003ePremium Stainless Steel:\u003c\/b\u003e Constructed from high-quality stainless steel for superior corrosion resistance and long-term durability in harsh driving conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003e\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\"\u003eIncluded Muffler:\u003c\/b\u003e This version features a high-flow muffler to provide a deep, rich exhaust note while keeping cabin drone manageable.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,3,0\"\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"0\"\u003eLower EGTs:\u003c\/b\u003e By allowing exhaust gases to escape more freely, this system helps lower your Exhaust Gas Temperatures (EGTs), extending the life of your engine and turbo.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,4,0\"\u003e\u003cb data-path-to-node=\"3,4,0\" data-index-in-node=\"0\"\u003ePrecision Fitment:\u003c\/b\u003e Designed as a direct bolt-on for the 2011-2015 6.6L Duramax platform, ensuring a smooth installation process.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"4\"\u003eProduct Specifications:\u003c\/h3\u003e\n\u003cul data-path-to-node=\"5\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,0,0\"\u003e\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003eCompatibility:\u003c\/b\u003e 2011-2015 Chevrolet Silverado \/ GMC Sierra 2500 \u0026amp; 3500 (6.6L Duramax LML).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,1,0\"\u003e\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eMaterial:\u003c\/b\u003e Stainless Steel with Muffler.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,2,0\"\u003e\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eBrand:\u003c\/b\u003e Straight Pipe Solutions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,3,0\"\u003e\u003cb data-path-to-node=\"5,3,0\" data-index-in-node=\"0\"\u003ePart Number:\u003c\/b\u003e 532005.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"5,4,0\"\u003e\u003cb data-path-to-node=\"5,4,0\" data-index-in-node=\"0\"\u003eSystem Type:\u003c\/b\u003e Downpipe Back Single Exit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FP","offers":[{"title":"Stainless With Muffler","offer_id":44416198279283,"sku":"532005","price":1241.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/431016_f184c179-90b4-45b5-a513-5b070750dfd6.png?v=1772227680"}],"url":"https:\/\/dirtydawgdiesel.com\/collections\/gm-6-6l-duramax-lml-2011-2016-exhaust-systems.oembed","provider":"Dirty Dawg Diesel","version":"1.0","type":"link"}