Mishimoto Oil Cooler Kit Subaru WRX STI (VA)

Mishimoto Oil Cooler Kit - Subaru WRX STI (VA)

Mishimoto has built its reputation on keeping engine fluids in check, backed by a lifetime warranty across the range. This kit was engineered specifically to control oil temperatures on the Subaru WRX STI, giving track and street drivers a reliable way to protect the engine under sustained load.

This listing covers the VA WRX STI, SKU MMOC-STI-15. The kit is available in Stealth Black or Sleek Silver cooler finishes, with a choice of standard or thermostatic oil sandwich plate — select your preferred combination from the variant options on this listing.

Important: this kit is designed for VA STI models fitted with the single scroll turbo and unequal length exhaust manifold. Vehicles with the twin scroll turbo and equal length manifold may not be compatible.

Key Features

• 19-row aluminium oil cooler mounted in the front bumper for optimal airflow
• Preassembled stainless steel lines with -10AN fittings
• Direct fit mounting brackets for straightforward installation
• Thermal reflective wrap included to shield lines from exhaust heat
• Reduces oil temperatures by 16°C (20+°F) or more with minimal pressure loss
• Mishimoto Lifetime Warranty

Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your STI's turbo and exhaust manifold configuration before ordering.

Not sure if this kit suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.