Created with Sketch. Created with Sketch.

Manifolds, Up-Pipes, & Turbo Direct-Pipes (LMM)

Now that you have your exhaust changed out with an aftermarket exhaust for your LMM Duramax, it is time for you to start thinking about up pipes, down pipes, and manifolds.  These up pipes, down pipes, and manifolds are the last of the restrictive exhaust components on your Duramax LMM.