2007.5-2012 Cummins 4" CAT and DPF Delete (411022 / 412022)

Mel's Manufacturing Exhausts are designed to fit all wheelbase & cab configurations unless otherwise specified.

The 411022 & 412022 is a CAT & DPF Delete for the 2007.5-2012 6.7L Cummins Trucks. It replaces your restrictive CAT & DPF system with their high-flow 4" mandrel-bent delete kit. It mounts directly to your OE piping without requiring any modifications and includes a Mel's Manufacturing Downpipe.

Part Number: 411022 & 412022