Premium radiator has 3-row (2" thick) core for improved strength and reliability.
16% thinner-than-stock tubes allow for more surface contact, increasing cooling efficiency.
Greater density of rows for higher cooling capacity.
More contact points for additional heat transfer.
3-row design creates more air turbulence, maximizing cooling efficiency
Includes magnetic drain plug
Includes a high-pressure 1.3 bar Mishimoto radiator cap
Mishimoto Lifetime Warranty



DESCRIPTIONThe Mishimoto X-Line performance aluminum radiator for the 2008–2014 Subaru WRX and 2008–2015 STI is designed with a larger 3-row core to maximize cooling efficiency, boost engine functions, and most importantly 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 WRX and 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 stock 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.

Overall Size
28" x 21.8" x 2.5"

Core Size
13.39" x 27.09"

Rows
3

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"

Inlet
1.54"

Outlet
1.54"

Purchase Includes
Mishimoto Radiator
Mishimoto Radiator Cap
Overflow Nipples - 2
Magnetic Drain Plug
Mishimoto Lifetime Warranty

Caution
It is the installer's responsibility to check all thermostat plugs, NPT plugs, line fittings, and other connections to assure they are fully tightened before operating the vehicle. Mishimoto recommends that you check all connections at regular intervals, especially during the first few miles after installation. For additional technical information, please contact us.

DPI
13091/13093

Engine Codes
EJ255
EJ257

Chassis Codes
GE
GH

Also Fits
08–15 STI
08–14 WRX
11 STI Limited
11 Forester XT Touring
10+ WRX Limited
10+ WRX Premium
10+ Forester XT Premium
10 STI Special Edition
09–10 Impreza 2.5 GT
09–10 Forester XT Limited
09 Forester XT
08 Outback 2.5 XT
08 Legacy GT
07–09 Outback XT Limited
07–09 Legacy GT Limited
06–09 Legacy GT Spec.B
06 Outback XT
05–06 Legacy
05 Outback

Note
This item is for Manual Transmission vehicles. For automatic applications, please purchase optional Mishimoto transmission cooler.

On 2015 STI models, there will be tight clearance between the overflow bottle and air pump.

Use small fitting for:
08-09 WRX
08–15 STI

Use large fitting for:
05-09 Legacy GT
06-09 Legacy GT SPEC-B
05-09 Outback XT
09+ Forester XT
10+ Impreza WRX