This DIY kit gives you the items you need to install a transmission cooler on your GM vehicle. Adapts the quick disconnect lines in most 2000 & up GM applications to eliminate need for cutting and splicing lines. We sell a complete kit that will plug and play with those lines leaving you with -6AN connections for your cooler. The line included is pushlock -6AN rubber hose which is rated for 350psi working pressure and minimum burst pressure at 1000psi. This will help you install your cooler quickly and professionally.