P1 Race Exhaust – C6044AL 4″ downpipe back, single, without bungs, with muffler – Aluminized – GM Duramax 6.6L LML (2011-2015) 2500/3500

Code: C6044AL


In Stock


Formerly MBRP Motorsports

This full exhaust system comes complete with OE style hangers and clamps and eliminates the Diesel Particulate Filter (DPF) and the Catalytic Converter (CAT).

The Competition Series Exhaust provides maximum flow for increased horsepower, torque and throttle response.

4” Diameter Tubing
No bungs
Must have a tuner in addition to this unit

This is a, “Race Only” product section used solely for competition. Its use is limited to closed-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. Simple Bolt on Installation for Competition Use.

Model Specific

This part fits select models

Chev/GMCDuramax 6.6 LML2011
Chev/GMCDuramax 6.6 LML2012
Chev/GMCDuramax 6.6 LML2013
Chev/GMCDuramax 6.6 LML2014
Chev/GMCDuramax 6.6 LML2015
Chev/GMCDuramax 6.6 LML2016