Koyo 03-07 Subaru Impreza WRX/STI (MT / w/ Filler Neck) Radiator

The Hyper V-Core series radiator has been engineered to increase surface area, allowing ample air circulation through the radiator, while saving space and offering superior performance.

The Hyper V-Series Aluminum Radiators are Nocolok brazed, designed as a factory fit, direct bolt-in, with no engine modifications necessary, and retain mounts for the stock fan shrouds and fans.

*Hyper V SERIES - 36mm Core Thickness.

*Manual Transmission only.

Features:

• High-density fully brazed Hyper-V Series 1.4" cross-flow core
• Optimized locations for inlet, outlet, and fan temp switch
• Brushed aluminum finish
• Two-Row construction
• Precision TIG welded
• Nocolok Brazed
• Billet aluminum filler neck and drain plug
• Triple Pressure tested