Thermo-Tec 14150 Starter Heat Shield, 7" x 22" Reflects over 90% of radiant heat, adding life to the starter and assuring reliable starts Offers up to 2000 degrees Fahrenheit of radiant heat protection Non-conductive heat shield with a highly-reflective Mylar surface Protect your starter from damaging heat that destroys the windings of the starter and solenoid The universal fit is easy to install with included SnapStrap fasteners - no need to remove starter