As a pioneer in the auto industry's conversion to aluminum radiator technology, ACDelco now offers a complete line of dependable, long-lasting replacement radiator products. ACDelco Radiators are reliable performers - stronger, lighter in weight, corrosion-resistant and more efficient in transferring heat. ACDelco also has copper/brass radiators for certain applications. It should also be noted that foreign car manufacturers use copper/brass radiators for many of their applications.
Other features:

A positive heat-transfer-to-weight performance ratio Vacuum-brazed aluminum core in a cross-flow design result in long-lasting performance Standard copper/brass high-efficiency radiators offer maximum heat transfer