Mishimoto Thermostatic Oil Cooler Kit - Black - 2015-2021 STI

Upgrade the oil cooling on your Subaru WRX STI with Mishimoto’s direct-fit performance oil cooler kit. Designed for street and track use, this kit lowers oil temperatures, maintains minimal pressure loss, and helps protect your engine during spirited driving.

Features

• Direct-fit for Subaru WRX STI
• Large 19-row cooler mounts in the front bumper for maximum airflow
• Proven 20+°F (16+°C) reduction in oil temperatures
• Minimal pressure loss for consistent performance
• Retains stock liquid-to-liquid oil cooler for integrated system operation
• Includes preassembled stainless steel lines with -10AN fittings
• Thermal reflective wrap protects oil lines from nearby exhaust heat
• Complete kit with direct-fit mounting brackets for hassle-free installation

Includes:

• Application-Specific Mounting Brackets
• 19-Row Oil Cooler
• 3.5-ft Stainless Steel Braided Hose with 150 -10AN Fittings
• 4-ft Stainless Steel Braided Hose with 90 and 150 -10AN Fittings
• M20 Thermostatic Sandwich Plate
• M20 Stainless Steel Sandwich Plate Adapter
• M20 x -10AN Straight Fittings
• Mounting Hardware Set

Notes:

• Recommended torque specification for all straight fittings and banjo bolts: 15-25 ft-lb. Do not exceed the maximum torque rating of 35 ft-lb.
  
• This oil cooler kit will only work with models with the single scroll turbo and un-equal length exhaust manifold. Models with a twin scroll turbo and equal length exhaust manifold may not be compatible with this oil cooler kit.