New Products XS Intake Manifold for Gen-4 LS3 Engines from Performance Design AutoCentric Media February 13, 2023 The XS intake manifold fits all LS3-style cylinder head ports including L92, L99, L76, L77, LY6, LY2, L20, LMF, LC9, LH8, LH9, L9H and L94 431 Views 0 Read more