5" Downpipe Back Single With Muffler | 2001-2004.5 GM 2500/3500 6.6L DURAMAX-531100 Year Applicable:2001-2004.5 This Causes Dreaded Thermal Runaway

This Causes Dreaded Thermal Runaway

LARGE CLEAR LID

Kit includes commonly sourced 3-micron fuel filter and 20-micron water separator filter

Wi-fi updateable

this makes these manifolds 75% thicker to combat cracking due to high exhaust temperatures

5" Downpipe Back Single With Muffler | 2001-2004.5 GM 2500/3500 6.6L DURAMAX-531100 Year Applicable:2001-2004.5 This Causes Dreaded Thermal RunawayConstructed 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 4" Race Pipe No Bungs Fits Cab