Mishimoto Thermostatic Oil Cooler Kit 2002-2005 WRX / 2004-2005 STI

Whether you’re driving a rally-inspired WRX or a fully built STI, keeping oil temperatures in check is essential for performance and engine longevity. The Mishimoto Subaru WRX/STI Direct-Fit Oil Cooler Kit delivers the cooling efficiency and reliability your flat-four deserves.

This complete kit includes application-specific mounting brackets, preassembled stainless-steel braided oil lines, a billet aluminum oil sandwich plate, an efficient 10-row stacked-plate oil cooler, and all required hardware for a straightforward installation.

With an additional 0.5 qt of oil capacity and temperature reductions of over 20°F (16°C), this system helps maintain stable oil temps with minimal pressure drop.

Features

• Significant oil temperature reduction
• Only ~2 psi pressure loss
• Adds 0.5 qt of oil capacity

Includes:

• Application-Specific Mounting Brackets
• 10-Row Oil Cooler
• 3-ft Stainless Steel Braided Hose w/ -10AN Fittings
• 4-ft 4-in Stainless Steel Braided Hose w/ -10AN Fittings
• Thermostatic Oil Sandwich Plate
• Stainless Steel Sandwich Plate Adapter, M20
• Banjo Fitting w/ Bolt M20 x -10AN, Black
• Black Rubber Seal
• Mounting Hardware Set