2001-2007 Duramax LB7/LLY/LBZ 304 Stainless Steel 4" Cat-Back Exhaust (S6004304) EcDiesel 3.0L Automatically resets itself after shutdown

Automatically resets itself after shutdown and can be easily removed for truck lease returns

In contrast to competitors’ unsealed bypass valve

Brand New injector set flowing at 40 percent over

Recommend modified turbo(s) to keep EGT and smoke under control

2001-2007 Duramax LB7/LLY/LBZ 304 Stainless Steel 4" Cat-Back Exhaust (S6004304) EcDiesel 3.0L Automatically resets itself after shutdownBuilt from heavy duty aluminized steel MBRP's Pro Series exhaust systems offer a value price without compromising on the quality build to every componentnt. While the seams are a major pointnt of rust through with some budget systems, MBRP's fully sealed tubing adds years to your system. We back this with a lifetime warranty. MBRP exhaust systems are as much fun to install as they are to drive with on your truck, Bolt on, no weld design makes