Perma-Cool Thin-Line transmission coolers are designed for vehicles where engine compartment space is at a premium. They have a thin profile to save space, 1/2 in. aluminum tubes with turbulator internal cooling fins, and plastic fin protectors. These quality coolers will extend the life of your transmission and fluid, improve overall performance, and prevent radiator boil-over, all with one simple installation! The coolers include hose, installation instructions, and mounting hardware, unless otherwise noted.