{"product_id":"11-16-lml-duramax-cooler-upgrade-kit-w-up-pipe","title":"11-16 LML Duramax Cooler Upgrade Kit w\/ Up Pipe","description":"\u003ch2 data-path-to-node=\"0\"\u003e2004.5-2005 LLY Duramax Cooler Upgrade Kit w\/ Up Pipe\u003c\/h2\u003e\n\u003cp data-path-to-node=\"1\"\u003eRevitalize your \u003cb data-path-to-node=\"1\" data-index-in-node=\"16\"\u003e2004.5-2005 GM 6.6L LLY Duramax\u003c\/b\u003e with this high-performance \u003cb data-path-to-node=\"1\" data-index-in-node=\"75\"\u003eCooler Upgrade Kit\u003c\/b\u003e. Specifically engineered to address the weaknesses of the factory LLY cooling and exhaust systems, this kit includes a high-flow Up Pipe to ensure your truck operates with maximum efficiency and reliability under any conditions.\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\"\u003eEnhanced Thermal Management:\u003c\/b\u003e The LLY engine is known for running hot; this upgrade kit is designed to improve cooling efficiency, helping to prevent the overheating issues common in this year range.\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\"\u003eHigh-Flow Up Pipe:\u003c\/b\u003e Replaces the restrictive stock up-pipe with a larger diameter, mandrel-bent version that improves exhaust flow, reduces backpressure, and speeds up turbo spool time.\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 By optimizing the exhaust path, this kit effectively lowers Exhaust Gas Temperatures (EGTs), which is vital for engine longevity—especially when hauling heavy loads or running performance tunes.\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\"\u003eRugged Construction:\u003c\/b\u003e Every component is built from heavy-duty materials designed to withstand the high-stress environment of a diesel engine, offering a significant durability boost over OEM parts.\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-fit solution for the 2004.5-2005 Chevrolet Silverado and GMC Sierra 2500\/3500, making installation straightforward while utilizing existing mounting points.\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 2004.5-2005 Chevrolet Silverado \u0026amp; GMC Sierra 2500\/3500 (6.6L LLY Duramax).\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\"\u003eBrand:\u003c\/b\u003e Straight Pipe Solutions.\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\"\u003ePart Number:\u003c\/b\u003e 800008-Y.\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\"\u003eStatus:\u003c\/b\u003e In Stock.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"FP","offers":[{"title":"Default Title","offer_id":44415918440563,"sku":"800010-U","price":547.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0693\/1588\/7219\/files\/800010-U_1.png?v=1772214992","url":"https:\/\/dirtydawgdiesel.com\/products\/11-16-lml-duramax-cooler-upgrade-kit-w-up-pipe","provider":"Dirty Dawg Diesel","version":"1.0","type":"link"}