Perfect Fit Direct OE replacement with drop-in precise fitment and easy installation Premium Quality Premium grade aluminum tubes and precision folded and louvered aluminum fins ensure optimum cooling efficiency Exceptional Performance Comparable tubes and fin pitch to the OE counterpart producing similar coolant flow volume to meet or exceed OE performance Reinforced Reliability Above and beyond enhancements such as aluminum inlet rings, internal tank ribs, expansion grooves, and double header plates to prevent against leaking and provide extended durability