4" Aluminized Cat Back Single Delete Pipe With Muffler| 2001-2004.5 GM 2500/3500 6.6L DURAMAX-431108 logo This part is not CARB

This part is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles

Introducing S&M Diesel Unisex Long Sleeve Hooded Shirt – Where Comfort and Versatility Meet Diesel Style

Complete with O-rings for an air tight seal

S&B's intake tube was designed with a huge diameter to allow for insane amounts of airflow to be fed to your engine

4" Aluminized Cat Back Single Delete Pipe With Muffler| 2001-2004.5 GM 2500/3500 6.6L DURAMAX-431108 logo This part is not CARBConstructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Mel's system. For powerhouse performance, Mel's delivers horsepower you can hear! Features: Ease of installation Contour Bent Hangers TorcTite Clamps Retains for Cat for Emissions