5/16in Radiator Transmis sion Cooler Plug

The 5/16in Radiator Transmission Cooler Plug by Cold Case Radiators is a vital component for custom cooling system builds and transmission cooler retrofits. This precision plug is designed to seal transmission cooler line ports on radiators, making it an excellent choice for those upgrading or customizing their vehicle's thermal management systems.

Engineered to meet Cold Case Radiators' high standards, this plug accommodates standard transmission cooler hose sizes typically found on most domestic and imported vehicles. Its compact profile allows for installation in tight spaces, while its lightweight design ensures no performance penalty. The plug is manufactured to prevent fluid weeping and maintain system pressure across a wide range of engine operating temperatures.

Mechanics and fabricators trust Cold Case Radiators plugs when deactivating stock transmission cooler ports or transitioning between different cooling configurations. While it is compatible with many radiators featuring 5/16-inch ports, it is essential to verify compatibility with specific radiator models for optimal performance.