4" Downpipe Back Single With No Muffler | 2011-2015 GM 2500/3500 6.6L DURAMAX-431017 Engine Size:6.6L Switch: (Optional) Part Number 18040

Switch: (Optional) Part Number 18040 with 3 inch Stock Exhaust and Standard Transmission

The most common failure of new injector installations is contamination and the problem that we see most on these comes from the injector connecting tubes

TURBOCHARGER

Part Number: 44-LF035-MB

So why settle for less when you can have it all

4" Downpipe Back Single With No Muffler | 2011-2015 GM 2500/3500 6.6L DURAMAX-431017 Engine Size:6.6L Switch: (Optional) Part Number 18040Constructed 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 No Bungs Fits Cab Box