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dirty oil flows back into the internals every time the engine is shut off
These hoses are excellent for everyday driving
designed to outperform and outlast stock components
Stopping particles down to two microns nominal
2001-2010 GMC Chevy Duramax LB7/LLY/LBZ/LMM - BD’s Full Bore exhaust manifold restores exhaust flow balance
2001-2007 Duramax LB7/LLY/LBZ Aluminized 4" Downpipe Back Exhaust (S6004P) 2006.5 - 2007 GM Additives & Oils dirty oil flows back intoBuilt from heavy duty aluminized steel MBRP's performance 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. Constructed to the same specifications as our top of the line Pro Series. we back this with a 1 year warranty. MBRP exhaust systems are as much fun to install