The Mishimoto X-Line performance aluminum radiator for the Subaru STI is designed with a larger 3 row core to maximize cooling efficiency, boost engine functions, and protect your car from overheating.

It is the ideal upgrade to the stock Subaru radiator. Whether you drive your vehicle daily or take it for track runs. The Mishimoto aluminum STI radiator features a lightweight triple core, 100% brazed aluminum, and polished end tanks, enhancing the overall performance of your engine.

Every Mishimoto aluminum radiator is a direct OEM fit making installation effortless with no cutting or modification required. All Mishimoto radiators come with a high pressure 1.3 bar Mishimoto radiator cap and a great warranty including accident protection.

Tech Specs:
Overall Size: 28" x 21.8" x 2.5"
Core Size: 13.39" x 27.09"
Rows: 3
Inlet: 1.54"
Outlet: 1.54"
Core Thickness: 2"
Tank Wall Thickness: .08"
Fill Neck: 1.22"
Fill Neck Thickness: .12"
Drain Plug Thread Size: (M16) .06"
Drain Plug Thread Length: .047"

Purchase Includes:
Mishimoto Radiator
Mishimoto Radiator Cap
Magnetic Drain Plug
Limited Lifetime Warranty

Engine Codes:
EJ255
EJ257

Chassis Codes:
GE
GH

Fits: Subaru STi 2008-2010