A fan duct assembly is provided for a vehicle having an engine-driven main cooling fan. The fan duct assembly includes a hollow housing and a pair of duct members which communicate with the housing and extend from the housing and laterally in side directions. An auxiliary cooling unit is received in the housing. A pair of auxiliary fans is received in the housing. Each fan is positioned between the auxiliary cooling unit and a respective one of the duet members. The hollow housing and the duct members are positioned in front of the main cooling fan. The hollow housing is positioned above a fan drive for driving the main cooling fan. Each of the fans draws air from a different direction.