Derale 13263 Dual Pass Aluminum Heat Sink Cooler - Silver | High Performance Transmission & Oil Cooling System | Perfect for Trucks, RVs & Performance Vehicles

This compact all aluminum two-pass Heat Sink cooler kit uses both external and internal fins to maximize heat transfer. With a 3 inch diameter it can be mounted in a variety of locations. With the inlet and outlet ports on the same end mounting in limited space applications is much easier. This kit comes with a complete transmission cooler hardware kit to easily install onto vehicles with 5/16 inch transmission cooler lines.