Mishimoto Racing Thermostat

Part #: MMTS-WRX-15

Overview

The Mishimoto Racing Thermostat is a high-performance cooling component designed specifically for 2015+ Subaru WRX and 2014+ FXT models. Engineered to optimize engine temperature management, this thermostat helps improve responsiveness and maintain consistent operating temperatures during demanding driving conditions. It is ideal for enthusiasts seeking enhanced cooling efficiency, especially during spirited driving or track use, where maintaining optimal engine temperature is critical for performance and reliability. Crafted with precision and durability in mind, this thermostat supports your vehicle’s cooling system by reducing temperature fluctuations and supporting consistent engine operation.

Key Features

This racing thermostat features a robust design tailored for high-performance applications, offering several key benefits:

• Constructed from high-quality, corrosion-resistant materials for long-lasting durability
• Precisely engineered to open at a specific temperature, ensuring optimal engine cooling
• Designed to improve coolant flow and reduce heat soak during aggressive driving
• Supports enhanced engine response and thermal stability under load
• Easy to install with a direct-fit design for compatible Subaru models
• Helps maintain consistent operating temperatures, reducing thermal stress on engine components

Construction & Design

The Mishimoto Racing Thermostat is crafted from durable, corrosion-resistant metals with a precision-machined valve that ensures reliable operation. Its compact, lightweight design allows for seamless integration into the factory cooling system without modifications, providing a secure fit and consistent performance.

Performance & Response

This thermostat helps improve engine response by maintaining a stable operating temperature, reducing the risk of overheating during high-performance driving. It supports quicker warm-up times and more consistent cooling, which can contribute to improved power delivery and engine longevity.

Installation & Fitment

Installation is straightforward for those familiar with Subaru cooling systems. The thermostat is designed as a direct replacement for the factory unit, requiring only basic tools and no additional modifications. Proper fitment should be verified against the vehicle’s specifications and the part number.

What’s Included

The package includes the Mishimoto Racing Thermostat and necessary hardware for installation, ensuring a complete upgrade for your vehicle’s cooling system.

Ideal For

This product is perfect for Subaru WRX and FXT owners who participate in track days, spirited driving, or seek to enhance their vehicle’s cooling performance under demanding conditions. It is suitable for those looking to support engine durability and responsiveness during high-stress driving scenarios.