Mishimoto High-Temperature Thermostat

Part #: MMTS-RAM-99H

Overview

The Mishimoto High-Temperature Thermostat is a premium replacement component designed to optimize your vehicle's cooling system. Crafted for automotive enthusiasts and professionals alike, this thermostat helps maintain consistent engine temperatures under demanding conditions, supporting reliable performance and engine longevity. Its high-temperature design ensures your engine remains protected during high-stress driving, track days, or heavy-duty applications, making it an essential upgrade for those seeking enhanced thermal management. Constructed with durable materials and engineered for precise operation, this thermostat provides a reliable and efficient way to regulate coolant flow. Its robust design ensures longevity and resistance to thermal cycling, helping prevent overheating and maintaining optimal engine efficiency. Whether you're restoring a classic or upgrading a modern performance vehicle, this thermostat is engineered to support your vehicle’s cooling needs with precision and durability.

Key Features

This high-temperature thermostat features a carefully calibrated opening temperature to support sustained high-performance operation. Its design incorporates high-quality materials for corrosion resistance and thermal stability. The thermostat's compact and precise construction ensures a perfect fit and seamless integration into your vehicle's cooling system. Designed for easy installation, it helps improve temperature regulation and engine response under demanding conditions.

• High-temperature rated for demanding driving conditions
• Durable, corrosion-resistant construction
• Precise opening temperature for optimal cooling
• Engineered for reliable, long-term performance
• Compatible with various vehicle models (verify fitment)
• Supports consistent engine temperature during high-stress use

Construction & Design

The Mishimoto High-Temperature Thermostat is built with high-grade stainless steel and durable elastomers, ensuring resistance to thermal fatigue and corrosion. Its precision-machined components guarantee a tight seal and accurate temperature regulation, supporting your vehicle’s cooling system integrity.

Installation & Fitment

This thermostat is designed for straightforward installation as a direct replacement for your vehicle’s stock component. Fitment varies by application; please verify compatibility with your specific make and model before installation.

What’s Included

The package includes the high-temperature thermostat unit, along with necessary gaskets and hardware for secure installation. Additional installation accessories are not typically required.

Ideal For

Ideal for performance enthusiasts, track day drivers, and anyone seeking to improve engine cooling reliability under high-temperature conditions. Suitable for a wide range of vehicle applications requiring high-temperature thermal regulation.