Automatic transmission, polished finish. Be Cool's Super Street Series Power Cooling Module Assemblies are design to cool vehicles up to 700 dyno rated horsepower. Each module contains a Be Cool aluminum dual 1 inch core cross flow performance radiator with oval fluted tubes, a dual 11 inch hi-torque euro black electric puller fan set with vented shroud for highway cruising, a complete set of aluminum fan mounting brackets with hardware, a diamond cut, vented coolant recovery tank, a primary fan wiring harness with a 40 amp relay and a billet Be Cool radiator cap. A secondary wiring harness is also included to independently control the second fan. These fit all Chevrolets with late model LT-1 engines