Mishimoto X-Line performance aluminum radiator for 2003–2006 Nissan 350Z upgrades cooling with a thicker 36mm core and denser fins. The core delivers a substantial increase in external fin area and overall volume versus stock, improving heat transfer and fluid capacity. TIG-welded aluminum end tanks and a magnetic drain plug add durability and contamination control, making it suitable for track and modified street use.
Mishimoto 03-06 Nissan 350Z X-Line Performance Aluminum Radiator