Gibson 14-18 Chevrolet Silverado 1500 LTZ 6.2L 3.5in Cat-Back Single Exhaust - Aluminized Brand_Stearns and volume is similar to

and volume is similar to stock

GMC C3500 2000-1990

according to the position of the two speakers in the car

Harness plugs directly into PMX-3 and PMX-8 source units with an included trigger wire adaptor

Gibson 14-18 Chevrolet Silverado 1500 LTZ 6.2L 3.5in Cat-Back Single Exhaust - Aluminized Brand_Stearns and volume is similar toGibson 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