Gibson 14-18 Chevrolet Silverado 1500 LTZ 6.2L 3.5in Cat-Back Single Exhaust - Aluminized - 315630 Cougar Boss 429 Some applications have provisions for

Gibson 14-18 Chevrolet Silverado 1500 LTZ 6.2L 3.5in Cat-Back Single Exhaust - Aluminized - 315630 Cougar Boss 429 Some applications have provisions forGibson 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 18 21 and 20 22lb ft of increase torque. Hassle free, bolt on installation with professional

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