Chev LS1 LS2 Fel-Pro Intake Manifold Gaskets # MS92438Chev LS1 LS2 Fel Pro Intake Manifold Gaskets # MS92438 Intake Manifold Gaskets, Cadillac, Chevrolet, Pontiac, Set Port Style: Stock Upper Intake Manifold Plenum Gasket Included: No Quantity: Sold as a set. Fel Pro Intake Manifold Gaskets Fel Pro intake manifold gaskets are designed to be replacements for stock type intake gaskets. This means they're ideal for stock rebuilds, as well as mild performance engines. The seals are available in a variety of