HKS 2003–2006/2008 EVO GSR/MR Low Temperature Oil Cooler Thermostat – 75 Degree

This low-temperature oil cooler thermostat from HKS controls oil flow to the cooler at a 75° opening point, helping the engine reach and maintain optimal operating temperature for the EVO GSR and MR variants. Designed as a temperature-actuated valve for oil-cooling circuits, the part is intended for performance-oriented applications where managing oil temperature with precise thermostat calibration improves warm-up behavior and consistent oil cooling during spirited driving.

Features:

• 75 degree thermostat setpoint
• Low-temperature oil cooler thermostat
• Designed for EVO GSR and MR
• Fits 2003–2006 and 2008 models
• HKS branded performance component

Vehicle Fitment:

• 2003–2006/2008 EVO GSR/MR