Gibson 77-86 GMC C1500 Base 5.0L 3in Cat-Back Single Exhaust - Aluminized 315566

Gibson Catback 315566 Gibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepower at low-end (1800 to 3000 RPM). Horsepower gains average 10-15 and 15-20lb-ft of increase torque. Hassle free, bolt-on installation with professional looking results. No welding required. Backed by a Lifetime Limited Warranty. Cat-Back Single Exhaust System; Aluminized Gibson 77-86 GMC C1500 Base 5.0L 3in Cat-Back Single Exhaust - Aluminized

Vehicle Fitments:

Year	Make	Model	Submodel
1978 - 1980	Chevrolet	C10	Big Ten
1975 - 1981	Chevrolet	C10	Cheyenne
1975 - 1980	Chevrolet	C10	Custom Deluxe
1981	Chevrolet	C10	Deluxe
1975 - 1986	Chevrolet	C10	Silverado, Custom, Scottsdale
1986	Chevrolet	C20	Base
1981 - 1986	Chevrolet	C20	Custom
1975 - 1980	Chevrolet	C20	Custom Deluxe
1981	Chevrolet	C20	Deluxe
1975 - 1986	Chevrolet	C20	Silverado, Scottsdale, Cheyenne
1975 - 1982	Chevrolet	C30	Base
1975 - 1981	Chevrolet	C30	Cheyenne
1981 - 1986	Chevrolet	C30	Custom
1975 - 1980	Chevrolet	C30	Custom Deluxe
1981	Chevrolet	C30	Deluxe
1975 - 1986	Chevrolet	C30	Scottsdale, Silverado
1976 - 1981	Chevrolet	K10	Cheyenne
1981 - 1986	Chevrolet	K10	Custom
1976 - 1980	Chevrolet	K10	Custom Deluxe
1981	Chevrolet	K10	Deluxe
1976 - 1986	Chevrolet	K10	Scottsdale, Silverado
1976 - 1981	Chevrolet	K20	Cheyenne
1981 - 1986	Chevrolet	K20	Custom
1976 - 1980	Chevrolet	K20	Custom Deluxe
1981	Chevrolet	K20	Deluxe
1976 - 1986	Chevrolet	K20	Silverado, Scottsdale
1977 - 1981	Chevrolet	K30	Cheyenne
1981 - 1986	Chevrolet	K30	Custom
1977 - 1980	Chevrolet	K30	Custom Deluxe
1981	Chevrolet	K30	Deluxe
1977 - 1986	Chevrolet	K30	Silverado, Scottsdale
1987	Chevrolet	R10	Scottsdale, Silverado, Custom Deluxe
1988	Chevrolet	R20	Cheyenne
1987 - 1988	Chevrolet	R20	Scottsdale, Silverado, Custom Deluxe
1987	Chevrolet	R30	Custom Deluxe, Scottsdale, Silverado
1987	Chevrolet	V10	Scottsdale, Custom Deluxe, Silverado
1987	Chevrolet	V20	Silverado, Scottsdale, Custom Deluxe
1987	Chevrolet	V30	Scottsdale, Silverado, Custom Deluxe
1977 - 1978	GMC	C15	Heavy Half
1977	GMC	C15	Indy Hauler
1975 - 1978	GMC	C15	Sierra Grande, Base, Sierra Classic, High Sierra
1978	GMC	C15	Street Coupe
1979 - 1986	GMC	C1500	Base, High Sierra, Sierra Classic
1979 - 1980	GMC	C1500	Heavy Half
1979 - 1982	GMC	C1500	Street Coupe, Sierra Grande
1975 - 1978	GMC	C25	High Sierra, Sierra Grande, Base, Sierra Classic
1979 - 1986	GMC	C2500	Base, High Sierra, Sierra Classic
1979 - 1982	GMC	C2500	Sierra Grande
1975 - 1978	GMC	C35	Base, Sierra Classic, Sierra Grande, High Sierra
1979 - 1986	GMC	C3500	Sierra Classic, Base, High Sierra
1979 - 1982	GMC	C3500	Sierra Grande
1976 - 1978	GMC	K15	Base, Sierra Grande, High Sierra, Sierra Classic
1977	GMC	K15	Indy Hauler
1979 - 1986	GMC	K1500	High Sierra, Base, Sierra Classic
1979 - 1982	GMC	K1500	Sierra Grande
1976 - 1978	GMC	K25	Sierra Classic, Base, Sierra Grande, High Sierra
1979 - 1986	GMC	K2500	Base, High Sierra, Sierra Classic
1979 - 1982	GMC	K2500	Sierra Grande
1978	GMC	K35	Sierra Classic, Sierra Grande, High Sierra, Base
1979 - 1986	GMC	K3500	High Sierra, Sierra Classic, Base
1979 - 1982	GMC	K3500	Sierra Grande
1987	GMC	R1500	High Sierra, Base, Sierra Classic
1987	GMC	R2500	Sierra Classic, High Sierra, Base
1987	GMC	R3500	High Sierra, Base, Sierra Classic
1987	GMC	V1500	High Sierra, Base, Sierra Classic
1987	GMC	V2500	High Sierra, Sierra Classic, Base
1987	GMC	V3500	Base, High Sierra, Sierra Classic