Exhaust Systems & Pipes

MBRP's 5" Cat-Back SLM Series Exhaust System for your 2001-2007 GMC Chevy 6.6L Duramax LB7, LLY, and LBZ diesel pickup is made from 16 gauge T409 Stainless Steel, which lasts longer than aluminized steel exhaust kits. This free-flow exhaust kit does not come with a muffler or exhaust tip.

MBRP's 4" Cat-Back SLM Series Exhaust System for your 2001-2007 GMC Chevy 6.6L Duramax LB7, LLY, and LBZ diesel pickup is made from 16 gauge T409 Stainless Steel, which lasts longer than aluminized steel exhaust kits. This free-flow exhaust kit does not come with a muffler or exhaust tip.

MBRP's 5" Cat-Back XP Series Exhaust System for your 2001-2007 GMC Chevy Duramax 6.6L LB7, LLY, and LBZ diesel pickup. Made from 16 gauge T409 stainless steel (which lasts longer than aluminized exhaust), this kit comes with a T304 polished stainless muffler and exhaust tip.

2001 - 2005 GMCChevy Duramax 6.6L LB7LLY

Flo~Pro 4" T-409 Stainless Steel Down Pipe Back Exhaust for your 2001 - 2007 GM 6.6L Duramax LB7 / LLY / LBZ - No Muffler / No Tip

Flo~Pro 4" T-409 Stainless Steel Down Pipe Back Exhaust for your 2001 - 2007 GM 6.6L Duramax LB7 / LLY / LBZ - With Muffler / No Tip

Flo~Pro 5" T409 Stainless Down Pipe Back exhaust kit for your 2001 - 2007 GM 6.6L Duramax LB7 / LLY / LBZ - No Muffler / No Tip

Flo~Pro 5" T409 Stainless Down Pipe Back exhaust kit for your 2001 - 2007 GM 6.6L Duramax LB7 / LLY / LBZ - With Muffler / No Tip

MBRP's 4" Downpipe Back XP Series Exhaust System for your 2001-2007 GMC Chevy Duramax 6.6L LB7, LLY, and LBZ diesel pickup. Made from 16 gauge T409 stainless steel (which lasts longer than aluminized exhaust), this kit comes with a T304 polished stainless muffler and exhaust tips.