2011-2015 Duramax LML 4" Cat Back Exhaust w/ Muffler (431013)2011 2015 Duramax LML 4" Cat Back Exhaust w Muffler (431013) 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!

Upgraded turbo and modified injection pump highly recommended

and injector opening pressure set to 245 BAR by a qualified professional

9L PML Reman Long Block Crate Engine

2006-2010 Duramax LBZ/LMM Dual Fueler Install Kit without Pump - Built to Order (113067000)

2017-2023 Duramax L5P Dirty 3

Dodge Ram Cummins 1989-93 5

075 Piston With Rings (Standard - Reduced Compression) are the perfect way to reduce compression iSn your 2008-2010 Ford 6

These MAHLE Pistons feature coated skirts and are manufactured to the specifications of your OE pistons but with a reduced compression height

9L Injector Set 50HP (DDPISB-50)

Prefer to simply swap your old turbo out for a new one

All you add is oil and RTV sealant

Great for marine or hot rod racing applications where looks count