Mota Performance A11008 24" Heat Sink Finned Dual Pass Aluminum Transmission Cooler Dual Pass design perfect for tight or limited space applications Clear anodized aluminum finish 3 Inch diameter cooler features two 1/4 inch NPT inlets Heavy Duty Dual Pass Design Quality Corrosion Resistant Clear Anodized finish 3 Inch diameter cooler features two 1/4 inch NPT inlets Perfect for tight areas or along the frame rail. Sold individually