DIFtech Gasket Exhaust Manifold for Subaru Impreza WRX STi EJ18 EJ20 EJ25 10765

Made for Subaru EJ18, EJ20 and EJ25 engines All metal, 4 layer gasket material 1.15mm (.045") thick Precise OEM-like tolerances This exhaust manifold gasket is made from a superior multi-layer gasket material and precisely cut to OEM part profile. Made to ensure an excellent seal between the head and exhaust manifold on Subaru EJ engines on equipped Impreza models. The extra thickness will ensure a quality seal in high temperature and/or high boost turbo applications. Sold individually. Two required (one for each side).