AN6 6AN Transmission Oil Cooler Adapter Fittings For GM Turbo 350,400,700R,4L60E. Fit For GM turbo 350, Turbo 400, 700R4, 4L60E and many other GM transmissions. [Function] The fittings are threaded into the cooler ports in your transmission and enable you to run AN lines to a transmission cooler.
