Suzuki DF9.9-DF25 Thermostat (60°C) 17670-93955

The Suzuki Thermostat 17670-93955 is a genuine Suzuki OEM 60°C (140°F) water thermostat designed for select Suzuki outboards. It regulates cooling-water flow through the engine, helping maintain proper operating temperature and reliable cooling system performance.

This thermostat is used on select DF9.9, DF15, DF20, DF25, and DT-series outboards. Replacing a worn or sticking thermostat during cooling system service helps support proper temperature control and efficient engine operation.

Compatible with the following:

• Suzuki DF9.9 (Select Models)
• Suzuki DF15 (Select Models)
• Suzuki DF20 (Select Models)
• Suzuki DF25 (Select Models)
• Suzuki DT15 (Select Models)
• Suzuki DT25 (Select Models)

Exact fitment can vary by engine model, model year, and serial number, so compatibility should be confirmed before ordering.

To Confirm Compatibility: Contact our team with your engine model and serial number before ordering. Call 727-596-5929 for assistance.