Exhaust Systems 2001-2007 Duramax 6.6L LBZ / LLY / LB7

2001-2007 GM 6.6L DURAMAX - 5" DOWNPIPE BACK ALUMINIZED

2001-2007 GM 6.6L DURAMAX - 4" DOWNPIPE BACK ALUMINIZED

2001-2007 GM 6.6L DURAMAX - 5" DOWNPIPE BACK STAINLESS

2001-2007 GM 6.6L DURAMAX - 4" DOWNPIPE BACK STAINLESS