KERKER Vintage Exhaust intallation kit. Comes as shown with lord mounts, 1-5/8" Exh hose x 15" long, Smaller 3/8 cool hose, 2-1/4" I.D. x 2" long head pipe to chamber coupler, etc. Fits Kerker, PJS, Mariner 440, 550, Aftermarket Exhaust systems, and more.