2007.5-2010 Duramax 4" Downpipe Back Exhaust - No Muffler (C6004PLM)

P1 Performance Products Exhausts are designed to fit all wheelbase & cab configurations unless otherwise specified.

Built from Heavy-Duty Aluminized Steel, the P1 Performance Products C6004PLM 4" Downpipe Exhaust System - No Muffler offers a value price without having to compromise on the quality built into every component. While the seams are a major point of rust through with some budget systems, P1 Performance Products utilizes fully sealed tubing which will add years of life to your system. This exhaust has been specifically tuned to optimize performance, sound & fuel efficiency on your LMM. 

• Bolt-in Installation
• 4" Aluminized Steel
• Gain up tp 18HP
• 28FT-LB more Torque
• Mandrel Bends
• Lowers EGT's
• Increased Flow
• Straight Pipe - Race Exhaust (No Muffler)
• Downpipe Back Race Exhaust System
• 1-Year Warranty

• Will NOT fit Cab & Chasis trucks 

• P1 Performance Products systems are as much fun to install as to drive with on your truck.
• Bolt-on, no weld design makes installation a no hassle one and a half to two-hour project.
• Everything is direct fit to the OEM hangers and you get all the clamps and parts you will need, all in one box, no matter what configuration of truck you have.

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