HKS Low-Temperature Oil Cooler Thermostat

Fitment: Mitsubishi Evo 8/9/10 (03-15)

Part #: 15999-AM001

Overview

The HKS 75 Degree Low Temperature Oil Cooler Thermostat is a vital upgrade for Mitsubishi Lancer Evolution owners who want to enhance their engine cooling efficiency. Designed specifically for Evo models from 1992 to 2006 and from 2008 to 2015, this thermostat replaces the factory component to help maintain optimal oil temperatures during demanding driving conditions. By supporting more consistent oil flow and temperature regulation, it contributes to improved engine reliability, especially during high-performance use or extended track sessions. This product is ideal for enthusiasts seeking to optimize their vehicle’s cooling system and ensure sustained engine performance under stress.

Key Features

This thermostat is engineered to provide precise temperature control and reliable operation. Its key features include:

• Constructed from durable, high-quality materials designed to withstand high temperatures and pressure
• Optimized for Mitsubishi Evo models to ensure perfect fitment and seamless integration
• Helps maintain a consistent oil temperature around 75°C, supporting optimal lubrication and engine efficiency
• Direct replacement for the factory thermostat, simplifying installation
• Supports improved cooling performance during aggressive driving or extended use
• Designed to help prevent oil overheating and reduce thermal stress on engine components

Construction & Design

The HKS Low-Temperature Oil Cooler Thermostat features a precision-machined aluminum body with a high-quality valve mechanism. Its robust construction ensures long-lasting durability and reliable operation under demanding conditions. The thermostat’s design allows for quick response to temperature changes, helping to regulate oil flow effectively and maintain stable engine temperatures.

Installation & Fitment

This thermostat is a direct replacement for the factory component on Mitsubishi Evo 8, 9, and 10 models. Installation typically involves draining the oil, removing the existing thermostat, and installing the new unit in the same location. Proper fitment should be verified against the vehicle’s specific model and year to ensure compatibility.

What’s Included

The package includes the HKS 75 Degree Low Temperature Oil Cooler Thermostat, ready for installation. No additional hardware or accessories are required for proper setup.

Ideal For

This product is ideal for Mitsubishi Evo owners who participate in spirited driving, track days, or those seeking enhanced engine cooling reliability. It is suitable for enthusiasts aiming to support their vehicle’s performance and longevity through improved thermal management.