JBA 1-1/2-Inch Shorty Headers; Natural (03-13 4.3L Sierra 1500)Find parts that fit my vehicle

Performance Upgrade. The JBA 1-1/2-Inch Shorty Headers; Natural are designed to significantly improve engine power and efficiency by replacing restrictive factory manifolds. These headers optimize exhaust flow for racing, towing, or daily driving, enhancing vehicle performance under various conditions. They provide a direct replacement option with included hardware ensuring a reliable installation.

Construction and Appearance. These headers are crafted from durable stainless steel using mandrel bending to maintain smooth exhaust flow. The uncoated finish features a matte grey sheen and includes extra thick collector domes along with 3/8 inch thick machined flanges with oversized exhaust ports to maximize exhaust efficiency and longevity.

Installation. Installation is straightforward with factory style emission connections and no drilling required, allowing for a professional, no-leak fit. The package includes all necessary gaskets and mounting hardware for convenience.

Application. Designed specifically to fit the 2003-2013 4.3L V-6 GMC Sierra 1500 models, providing a direct replacement for factory manifolds. Installation hardware is included to ensure proper fit and function.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov