Gas Cap by Kentrol®. Each piece is inspected for fit, finish, and function. It comes complete with all hardware needed for installation. An occasional waxing will keep your polished finish looking brand new. All Kentrol products come with a limited lifetime warranty. Kentrol set the industry standard more than 30 years ago by manufacturing high quality stainless steel accessories for your Jeep. Products are made from T-304 stainless steel.