DESIGNED FOR IMPERFECT SEALING SURFACES -- Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces ENGINEERED TO PERFORM -- Proprietary cork-rubber formulation SUPERIOR SEAL -- Highly conformable to accommodate for the imperfect sealing surfaces EVERY PART FOR THE REPAIR -- Fel-Pro gasket sets include every part needed for the repair unless otherwise noted REAL-WORLD TESTED -- Parts are tested on-vehicle and validated to ensure optimal performance on the road