The B2 Fabrication muffler bypass kit for the 2019-2024 Silverado and Sierra. Swap out your stock muffler effortlessly and tap into your vehicle's potential for increased horsepower and torque. This muffler bypass, designed for a perfect fit, delivers a robust, resonant sound thanks to its precision mandrel-bent stainless steel construction and efficient flow design. Expertly designed and fixture built B2 Fabrication ensures meticulous factory fitment. Includes all hardware for installation. Proudly crafted in the U.S.A.