An air flow system is disclosed. The system is for use with a vehicle including an internal combustion engine, a heat exchanger, a cover, and a compartment baffle separating an engine compartment from a cooling compartment. The system includes a side air intake including a side air intake baffle. The side air intake baffle configured to inhibit air heated by the engine from mixing with ambient air used with the heat exchanger. In another embodiment, the system includes a side air duct. The side air duct includes a side air duct, wherein the side air duct tubing is at least partially located within the engine compartment. The side air duct tubing is configured to inhibit air heated by the engine from mixing with ambient air used with the heat exchanger.