Michigan Motorsports Billet Aluminum Freeze Plug Kit Fits 5.9L 12v/24v1989-2007 Cummins DODGE Turbo Diesel 3 Billet Aluminum Freeze Plugs Fits 1989-2007 5.9 Liter 12 valve and 24 valve Cummins engine. Successful with big boost, high pressures, and high RPM Quality Michigan Motorsports Product