Fluid Cooler:Universal 13 row plate and fin aluminum heavy duty transmission cooler kit.Extend transmission life by helping prevent heat-related transmission failures.Perfect for light to medium duty car, truck or SUV use with occasional towing.1 1/4 wide plates and embossed turbulators, which maximize heat transfer.Dimensions: 2 x 8.4 x 13.4 with 8AN hose end fittings and BTU 21000.