2020-2021 Powerstroke 6.7L 4" Downpipe Back Exhaust No Muffler (421031) Material:Aluminized

2020-2021 Powerstroke 6.7L 4" Downpipe Back Exhaust No Muffler (421031) Material:Aluminized2020 2021 Powerstroke 6. 7L 4" Downpipe Back Exhaust No Muffler (421031) 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!

Enough fuel to support up to 700 RWHP with proper supporting modifications

2006-2007 Duramax LBZ Dynomite Diesel Economy Series Reman Injector (DDPLBZ-ECO)

which increases heat dissipation from the transmission fluid

2007 - 2012 Dodge Cummins 6

differences in cooling temperatures

Remanufactured injector set flowing at 25 percent over

a hardened drill bit

Thanks to its thick cast construction with external fins and the additional side ribbing

These valves are ideal for your mild build and have been proven to be 2700+HP

7L Dynomite Diesel Stock Reman Injector (DDP67-STK)

ARP is the industry leader when it comes to fasteners and manufactures heavy-duty head studs for a wide variety of popular diesel applications

2001-2004 Duramax LB7 Dynomite Diesel Economy Series Reman Injectors (DDPLB7-ECO)