Mishimoto MMOP-EXTFC In-Line Oil Thermostat, Black & Gold

Looking for reliable oil temperature regulation in a limited-space application? The Mishimoto In Line Oil Thermostat offers precision control of engine oil, transmission fluid or other driveline fluids. Compatible with custom builds and retrofit projects, it includes four 10AN fittings with Dowty seals and a universal mounting bracket to accommodate tight engine bays without sacrificing simplicity or style.The internal thermostat is set to185°F (85°C) for rapid warm ups and consistent oil flow. Owners can easily swap it with optional 160°F or 200°F units to suit climate and performance needs. The heat sink design speeds cooling and adds visual appeal under the hood.Crafted from a single billet block of 6061 alloy, this component resists corrosion and withstands high operating stresses. CNC milling ensures precision fit and finish; leak proof -10AN ports guarantee reliability even under high loads.Users praise its quality craftsmanship and ease of install. As fluid temperature management becomes more critical in modern towing, high output, and track applications, this thermostat system delivers the kind of engineered performance expected from Mishimoto. Every piece is built with great attention to material choice and machining standards, with reliable function and brand confidence without compromise.

• Universal Compatibility: In-line thermostat for engines, transmissions or driveline systems; fits custom builds and retrofit applications with 4x -10AN ports and universal mount bracket
• Efficient Performance: Opens at ~185 °F (85 °C) for faster warm up and better oil flow; works with optional 160°F or 200°F units to tune cooling performance
• Durable Construction: CNC machined from billet 6061 aluminum with integrated heat sink and Dowty seal fittings for leak-resistant, corrosion-resistant operation.
• Easy installation: Designed for tight spaces, the universal bracket allows for a quick install while reducing clutter and enhancing engine bay aesthetics.
• Peace of Mind: Constructed with high-performance materials and backed by Mishimoto's high standards for durability and quality