COMPATIBILITY – Fits 2013-2021 Buick Encore; 2014-2016 Cadillac ELR; 2011-2016 Chevrolet Cruze; 2011-2015 Chevrolet Volt; 2012-2020 Chevrolet Sonic; 2013-2021 Chevrolet Trax; 2016-2016 Chevrolet Cruze Limited GET THE RIGHT PART -- Before purchasing, please check the “Amazon Confirmed Fit” bar to ensure this part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes. If the “Amazon Confirmed Fit” bar has an “i” in a blue circle, this product has additional notes. Please hover over the “i” on the bar to see notes before making your purchase PROPRIETARY COATING -- Exclusive coating helps withstand rougher sealing surface finishes up to 80 Ra SUPERIOR SEAL -- Precise embossed sealing beads at all vital areas to eliminate leak paths MULTI-LAYERED STEEL CONSTRUCTION -- Multiple layers of stainless steel maintain sealing stress and accommodate head lift UNIQUE COMBUSTION SEAL -- Accommodates high cylinder pressures and head movement encountered with engines DESIGNED FOR IMPERFECT SEALING SURFACES -- Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces