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Oil Cooler Kit Mishimoto for Subaru WRX STI / 08+ / Silver
Available Options:
silver or black, without thermostat
silver or black, with thermostat
Category: Oil Cooler Kits and Accessories
Engine Codes: EJ257
Chassis No: GR GV
Pressure Drop: 0.20-0.27bar
Note:
It is the responsibility of the installer to check that all plugs, fittings, clamps, and any other connections are correctly tightened before the vehicle is put into operation. Mishimoto recommends that you check all connections at regular intervals, especially during the first few kilometers after installation.
Increase in Oil Capacity: 0.615L
Temperature Difference: 16+°C
Important:
This oil cooler kit is only compatible with models featuring a single-scroll turbo and unequal-length exhaust headers. Models with a twin-scroll turbo and equal-length exhaust headers are likely not compatible with this oil cooler kit.
Torque Recommendation for Installation:
20-33N*m is recommended for all straight fittings and eye rings. Do not exceed the maximum range of 47N*m.
Purchase Includes:
(3) - Application-specific mounting brackets
(1) - 19-row oil cooler (silver or black)
(1) - 1.06m stainless steel braided hose with 150° -10AN fittings
(1) - 1.2m stainless steel braided hose with 90° and 150° -10AN fittings
(1) - M20 sandwich plate with thermostat (also available without thermostat)
(1) - M20 stainless steel sandwich plate adapter
(2) - M20 x -10AN straight fittings
(1) - 0.60m heat shield wrap
(1) - Mounting hardware set
The Subaru WRX STI offers a perfect blend of performance, handling, and reliability. As with any vehicle, monitoring fluid temperatures ensures sustained performance and engine longevity. The Mishimoto Subaru WRX STI oil cooler kit is a great addition for any street or track STI. The large 19-row cooler is mounted in the front bumper for optimal airflow and cooling efficiency. The provided direct-fit mounting brackets and pre-mounted stainless steel lines with -10AN fittings make for easy and effortless installation. This cooler has been proven to reduce oil temperature by 16°C with minimal pressure drop.
For additional heat protection, this kit includes heat shield wrap for the oil lines, providing significant heat shielding from the nearby exhaust manifold. The Mishimoto Subaru WRX STI oil cooler kit can be customized according to personal preferences, with options for black or silver cooler and a choice of sandwich plate with or without thermostat.
- Vehicle manufacturer: Subaru
- Accessory: Oil Cooler Kit
- Availability: order on customer request

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