Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless 615556L

Gibson Catback 615556L Gibsons best performing exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. Exits behind the rear tire near stock location with a polished Stainless Tip. Dyno tested results have proven increases as much as 32 horsepower and 60ft lbs of increased torque. Hassle free, bolt-on installation with professional looking results. Cat-Back Single Exhaust System; Stainless Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless

Vehicle Fitments:

Year	Make	Model	Submodel
1988 - 1989	Chevrolet	C3500	Silverado, Scottsdale, Cheyenne
1988 - 1989	Chevrolet	K3500	Cheyenne, Scottsdale, Silverado
1988 - 1989	GMC	C3500	Sierra, Sierra SLX, Sierra SLE
1988 - 1989	GMC	K3500	Sierra, Sierra SLE, Sierra SLX