4" Aluminized Cat & DPF Race Pipes With Muffler 2011-2018 Ford Powerstroke 6.7L- 421032 LBZ / LMM Duramax " tested on the flow bench

tested on the flow bench

Replacement Coolant Bypass Hose with stainless steel braiding for our 12V Cummins kits

1000 torque Price includes applicable core fee

you're not just making a fashion statement

4" Aluminized Cat & DPF Race Pipes With Muffler 2011-2018 Ford Powerstroke 6.7L- 421032 LBZ / LMM Duramax " tested on the flow benchDescription Constructed 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 Fitment: 2011 2018,