<p>GM Transmission Line Adapter </p> <p> </p> <ul> <li>-6AN to 1/4"NPS thread O.D. .516", standard GM transmission case thread(NPS= national pipe straight)</li> <li>These fittings are threaded into the cooler ports in your transmission and enable you to run AN lines to a transmission cooler</li> <li>Compatible with: TH400, TH350, 700R4, 4L60E, & 200-4R transmissions (4L80E see other listing, compatible with 1 additional long fitting)</li> <li>Made in Wichita, Kansas from aerospace grade billet aluminum</li> <li>Package Includes: 1 fitting (black color), 1 sealing washer</li> </ul> <p> </p>