Kit includes a high quality, die cast aluminum 1/2 inch NPT spin-on adapter designed to fit most passenger vehicles on the road today with 2 1/2 inch to 3 1/2 inch oil filter landings. Spin-on adapters provide external oil lines to allow the addition of an engine oil cooler and/or remote filter mount, installing at the stock engine oil filter location. This all-new version has a billet style look and has an ultra-bright, polished appearance.