Mishimoto Thermostatic Oil Sandwich Plate 6061 Aluminum with 185°F Thermostat

Mishimoto Thermostatic Oil Sandwich Plate — 6061 Aluminum with 185°F Thermostat Optimize oil temperature, protect your engine, and improve warmup time. The Mishimoto Thermostatic Oil Sandwich Plate is precision-machined from lightweight 6061 aluminum for high flow and long-lasting corrosion resistance. Thermostatic control: Built-in 185°F (85°C) thermostat blocks flow to the cooler until oil reaches operating temperature, promoting faster warmup and reliable cold-weather protection. High-flow design: Engineered passages minimize pressure drop and maintain oiling efficiency with added external cooler lines or accessories. Durable construction: 6061 aluminum body offers strength, heat dissipation, and corrosion resistance for extended service life. Adjustable setpoint: Thermostat is user-replaceable — swap to a 160°F or 200°F unit to fine-tune oil operating temperature to your application or driving style. Easy install: Compact sandwich-plate format installs between the engine and oil filter housing for a clean, OEM-style fit. Whether you’re tuning for performance, daily driving in cold climates, or protecting a high-mileage engine, the Mishimoto Thermostatic Oil Sandwich Plate delivers controlled oil cooling and improved thermal management.