When you are on the trails your automatic transmission and power steering takes a beating while going up hills, climbing over rocks and don't forget about the heat! The key to keeping the life of your transmission is to keep it cool! The Mishimoto Universal Transmission Cooler and Power Steering Cooler Kit is a MUST to keep your automatic transmissions and power steering units at an optimal temperature by keeping it cool. Transmission coolers can also be installed as supplemental cooling units for trucks which undergo a high amount of stress due to towing. Many transmission cooler kits use standard 3/8" push on fittings, although you should check your service manual for your specific application.