Koyo Aluminum Racing Radiator Subaru STi

DETAILS:

• All aluminum construction
• Heli-arc welded for stronger enforcement along aluminum connections
• Thicker core
• Precise tube and fin alignment promotes optimal coolant flow and fins with highly efficient heat transfer
• NoClock Brazing is featured on the tubes, fins, headers and brackets using a state-of-the-art NoClock furnace which bonds all components to resist damage from vibration, road debris, and the elements
• Billet Filler Neck is precision machined for durability
• Fits manual transmission