2007.5-2010 Duramax LMM P1 4" Down Pipe Back Exhaust w/ Muffler (C6004P) 2008 - 2010 GM Air Intake & Accessories

2007.5-2010 Duramax LMM P1 4" Down Pipe Back Exhaust w/ Muffler (C6004P) 2008 - 2010 GM Air Intake & Accessories2007. 5 2010 Duramax LMM P1 4" Down Pipe Back Exhaust w Muffler (C6004P) Built from Heavy Duty Aluminized Steel, the P1 Performance Products C6004P 4" Down Pipe Back Exhaust System 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

2 sets of springs required

the GT3788VA retains use of factory components such as engine electronics

Ridged 2ng gear band

Not recommended in frequent or heavy towing applications

Spring-loaded constant tension clamps maintain a stronger grip to prevent leaks or blown boots

more responsive shifts

Injectors will support 850-900 RWHP with proper supporting modifications

Brand New Stock power injector

ARP studs are thread rolled after heat-treat

0L Black Diamond Head Gasket (54450A)

GP-1 Assembly Gel is a specialized No-Drip formula designed to stay exactly where you apply it

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