Extreme PSI :: Cooling :: Radiators :: Mishimoto Aluminum Race Radiator: Subaru WRX 2008-14 & STi 2008-15 *SALE*

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Mishimoto Aluminum Race Radiator: Subaru WRX 2008-14 & STi 2008-15 *SALE* #21768

Mishimoto Aluminum Race Radiator: Subaru WRX 2008-14 & STi 2008-15 *SALE* #21768

Mishimoto Aluminum Race Radiator: Subaru WRX 2008-14 & STi 2008-15 *SALE*
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The Mishimoto performance aluminum radiator for the WRX and STI is designed and engineered to maximize cooling efficiency by up to 30%, 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 WRX radiator features a lightweight dual 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 Mishimoto 1.3 Bar High-Pressure Radiator Cap and the Mishimoto Lifetime Warranty, including accident protection.

  • Direct fit for the 2008–2014 Subaru WRX and 2008–2015 Subaru STi
  • Full aluminum construction including durable, TIG-welded end tanks
  • Features a two-row, 1.65" thick, efficient brazed aluminum core
  • Increased fluid capacity and optimal heat dissipation
  • Provides efficient temperature reduction for use on the street, track, rallycross, or autocross course
  • Includes 1.3 Bar High-Pressure Radiator Cap which effectively raises the boiling point of engine coolant, providing a safer and more efficient system
  • Includes Magnetic Drain Plug to capture any metallic debris/fragments in your cooling system
  • Mishimoto Lifetime Warranty

Overall Size
28" x 21.8" x 2.15"

Core Size
13.39" x 27.08"




Core Thickness

Tank Wall Thickness

Fill Neck

Drain Plug Thread Size
(M16) .06"

Drain Plug Thread Length

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

Engine Codes

Chassis Codes


This item is for Manual Transmission vehicles. For automatic applications, please purchase optional Mishimoto transmission cooler (P/N: MMTC-U)

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


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

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

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.

Ships in 24 hours
Retail price: $360.00
Our price:
Want this item shipped out today, July 23? Order within the next 23 minute(s).

Proposition 65 requires businesses to provide warnings to Californians about significant exposures to chemicals that cause cancer, birth defects or other reproductive harm.

Prop65 WARNING: Cancer and Reproductive Harm. (www.p65warnings.ca.gov)


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