6.6L DURAMAX LLY (2004.5-2005)
99-08 Chevrolet Silverado GMC Sierra Truck Dual Exhaust Tail Pipe Kit
GM Duramax, 6.6L DURAMAX LB7(2001-2004), 6.6L Duramax LBZ(2006-2007), 6.6L DURAMAX LLY (2004.5-2005), 6.6L GM Duramax LB7/LLY/LBZ (2001-2007), 6.6L GM Duramax LMM (2007.5-2010), GMC Sierra, CHEVY, DPF Delete Exhaust, DPF delete pipes