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 w/ minimal pressure drop. These fan coolers are available in 3 sizes & feature a premium cooling fan & aluminum 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. Black Finish.