2001-2007 Duramax LB7/LLY/LBZ 304 Stainless Steel 4" Cat-Back Exhaust (S6004304) EcDiesel 3.0L Recommend modified turbo(s) to keep

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

increase quantity to eight for a complete kit

Each unit completely refreshed with new rail connections

In contrast to competitors’ unsealed bypass valve

We do not recommend this turbo for those looking to tow heavy loads

2001-2007 Duramax LB7/LLY/LBZ 304 Stainless Steel 4" Cat-Back Exhaust (S6004304) EcDiesel 3.0L Recommend modified turbo(s) to keepBuilt 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