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Looking for aftermarket parts to modify or upgrade your 1991 GMC K1500 with catback? At Tunersports.com we carry a huge selection of the top name brand performance catback parts and accessories for your K1500.
Whether you have a 1991 GMC K1500 in Sierra to Sierra SLX trim we have you covered. We have 12 catback available parts to mod your K1500. All parts have free shipping to the Continental US 48 States.
 SHIPS FROM MANUFACTURER 65501For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless dual Tip exit straight out the ba... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 2.5in Cat-Back Dual Split Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $652.28 |
 SHIPS FROM MANUFACTURER 65502For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15-20 horsepower. Stainless dual Tip exit straight out the ba... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 2.5in Cat-Back Dual Split Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $652.28 |
 SHIPS FROM MANUFACTURER 65900If youre looking to add a little style to your Truck or SUV and want to keep the exhaust from affecting your tow trailer, this Dual Cat back Exhaust System is for you, exiting behind the rear tire for a look that sets your vehicle apart on the street or in the dirt. Hassle free, bolt-on installation... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 2.5in Cat-Back Dual Sport Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $652.28 |
 SHIPS FROM MANUFACTURER 315571Gibson 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 horsepow... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 3in Cat-Back Single Exhaust - Aluminized 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $437.82 |
 SHIPS FROM MANUFACTURER 615570Gibson 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 horsepow... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 3in Cat-Back Single Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 SHIPS FROM MANUFACTURER 615571Gibson 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 horsepow... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 3in Cat-Back Single Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 SHIPS FROM MANUFACTURER 615571LGibson 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 horsepow... Gibson 88-93 GMC C3500 Sierra 5.7L 3in Cat-Back Single Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 SHIPS FROM MANUFACTURER 615575Gibson 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 horsepow... Gibson 88-93 Chevrolet C1500 Cheyenne 4.3L 3in Cat-Back Single Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 SHIPS FROM MANUFACTURER 615580Gibson 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 horsepow... Gibson 88-93 Chevrolet C1500 Cheyenne 4.3L 3in Cat-Back Single Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 SHIPS FROM MANUFACTURER 615580LGibsons 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. Ha... Gibson 88-93 GMC C1500 Sierra 5.0L 3in Cat-Back Single Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $574.30 |
 SHIPS FROM MANUFACTURER 65510Your truck deserves a super serious Performance Exhaust System. Gibson Super Truck Exhaust System offers a loud deep powerful sound with dual tailpipes that exit in front of the rear tires with Stainless Tip. You can expect a race rumble tone with improved acceleration and increased horsepower gains... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 2.5in Cat-Back Super Truck Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $480.70 |
 SHIPS FROM MANUFACTURER 65512Your truck deserves a super serious Performance Exhaust System. Gibson Super Truck Exhaust System offers a loud deep powerful sound with dual tailpipes that exit in front of the rear tires with Stainless Tip. You can expect a race rumble tone with improved acceleration and increased horsepower gains... Gibson 88-93 Chevrolet C1500 Cheyenne 5.7L 2.5in Cat-Back Super Truck Exhaust - Stainless 1988-1993 GMC K1500 Sierra / Sierra SLE / Sierra SLX $471.39 |