Earls new premium quality UltraPRO oil coolers are ideal for all high performance applications. These aluminum stacked plate style coolers are made using state of the art brazing techniques for a durable and long lasting premium cooler that is highly efficient with minimal pressure drop. These coolers are available in 30 sizes for all applications (i.e. engine oil cooler, transmission cooler, power steering cooler, valve spring cooler, differential / gearbox cooler, etc.). Three fan pack style coolers are now also available with a premium cooling fan & shroud. These coolers feature -10 AN O-ring female ports and are used with special ORB cooler fittings (-6 AN, -8 AN, -10 AN, or -12 AN) and AN hose ends. Earls will also now stock coolers with -16 AN male flares brazed on the cooler for applications that require larger ports for additional oil flow. Black Finish.