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.

This Part Fits:

Year	Make	Model	Submodel
1999-2001	Chevrolet	Silverado 1500	Base
1999-2001	Chevrolet	Silverado 1500	LS
1999-2001	Chevrolet	Silverado 1500	LT
1999-2000	Chevrolet	Silverado 2500	Base
1999-2000	Chevrolet	Silverado 2500	LS
1999-2000	Chevrolet	Silverado 2500	LT
1999-2001	GMC	Sierra 1500	SL
1999-2001	GMC	Sierra 1500	SLE
1999-2001	GMC	Sierra 1500	SLT
1999-2000	GMC	Sierra 2500	SL
1999-2000	GMC	Sierra 2500	SLE
1999-2000	GMC	Sierra 2500	SLT