Collection: Exhaust Parts for 2004 GMC Sierra 1500 SLT

Shop 86 exhaust parts that fit the 2004 GMC Sierra 1500 SLT - cat-backs, axle-backs, headers, downpipes, mufflers, tips and more from Magnaflow, Flowmaster, Gibson and Fel-Pro. Only parts listed for the SLT are here. Every part shows its real ship date and California status, orders over $100 ship free in the lower 48, and you can hear real sound clips before you buy.