Ensure maximum performance and efficiency from your GM LS3-style intake manifold with this set of 8 LS3 Intake Manifold Gasket Seals, designed for L99, L76, and L77 6.2L engines with rectangle port cylinder heads. Made from high-quality elastomer rubber, these gaskets prevent air leaks, vacuum issues, and inconsistent fuel delivery, which can lead to loss of power, poor throttle response, and increased fuel consumption. This OEM-quality replacement restores factory fitment and performance, ensuring a tight, secure seal between the intake manifold and cylinder heads. Whether you're performing routine maintenance, replacing worn-out gaskets, or upgrading your LS3 intake, this direct-fit gasket set is a must-have for any LS build or refresh.
