2017-2023 Duramax L5P 4" Cat & DPF Race Pipe w/ Muffler (431031) Material:Aluminized

2017-2023 Duramax L5P 4" Cat & DPF Race Pipe w/ Muffler (431031) Material:Aluminized2017 2023 Duramax L5P 4" Cat & DPF Race Pipe w Muffler (431031) 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! IMPORTANT NOTE: These kits will

ceramic coating keeps your PPE Manifolds looking great - for a long

Brand New injector set flowing at 20 percent over

a loss of power

taking all that KC Turbos R&D over the last decade and implementing that technology and reliability in the KC Vortex Turbo series

2001-2007 Duramax 4" Downpipe Back Exhaust w/ Muffler (431107 / 432107)

7L Hamilton Cams Competition Springs (07-s-110)

Gator Fastener's Black Oxide exhaust manifold studs are 12

Ram w/ 5/8 Manual Lever

any size turbo

4L Powerstroke

VGT Turbochargers creating back pressure as well as more boost which can tax the factory valve springs

Exh Manifold Gaskets