MBRP 4" XP Series Dual Muffler Delete Pipe, 27.5" Overall, T409 AC Lines 6L Duramax LMM offers superior

6L Duramax LMM offers superior surge protection and performance

but it also makes for a mediocre driving experience

CNC MACHINED SURFACES FOR TRUE FLATNESS

1 year warranty

combined with the Jammer CAI

MBRP 4" XP Series Dual Muffler Delete Pipe, 27.5" Overall, T409 AC Lines 6L Duramax LMM offers superiorMBRP MUFFLER DELETE MBRP's XP Series is the performance exhaust of choice for the enthusiast who needs a system that can take anything that the road throws at it. This system's rugged sixteen gauge T409 construction can be counted on to withstand everything from salt to rocks, tar to grime. We have had such success with this line that we back it with a Lifetime Warranty. Universal fit (not 6. 4L Ford, Chevy LMM or 6. 6L Dodge) 4" Inlet Outlet Dual