The BBK Shorty Tuned Length Exhaust Headers are the perfect upgrade for your 1999-2004 GM Truck or SUV with a 6.0L engine. These headers are designed for maximum performance, with CNC mandrel bent 1.75 inch tubing that provides a 35% increase in flow over stock headers. This increased flow results in a boost of 10-15 horsepower, as well as improved torque and overall performance.\n\nConstructed with aircraft quality materials, these headers feature heavy gauge tubing, 3/8" laser cut flanges, and custom precision hand and robotic welds for long-lasting durability. The direct fit design ensures a perfect fit, and includes all new gaskets and hardware for easy installation.\n\nBBK is a trusted aftermarket performance exhaust brand in the USA, known for their American designed and built products. These Shorty Tuned Length Exhaust Headers are finished in a custom nickel chrome finish, adding a sleek look to your vehicle. Upgrade your GM Truck or SUV with these BBK headers and experience improved performance and sound over restrictive stock systems.