Gibson Super Truck cat-back exhaust for 2010–2013 Chevrolet Silverado 1500 LS (4.8L) is a stainless bolt-on system designed for a deep, loud race-inspired tone with dual tailpipes routed ahead of the rear tires. It increases acceleration feel and can produce notable horsepower and torque gains; installation requires no welding and includes factory-style hangers and hardware for a direct replacement installation.
Gibson 10-13 Chevrolet Silverado 1500 LS 4.8L 2.5in Cat-Back Super Truck Exhaust - Stainless