Derale 13220 2-Pass 17" Copper/Aluminum Frame Rail Trans Cooler 11/32"

2 Pass 17" Series 7000 Copper/Aluminum Frame Rail Transmission Cooler, 11/32" With the same 1/2" copper tubing expanded into aluminum cooling fins and embossed turbulators as our larger transmission coolers, this cooler uses a slim design to enable frame mounting in limited space applications. This kit comes with a complete transmission cooler hardware kit to easily install onto vehicles with 5/16" transmission cooler lines. Perfect for light-duty use and occasional light towing. 2 Pass 17" Series 7000 Copper/Aluminum Frame Rail Transmission Cooler, 11/32"