Mishimoto Racing Thermostat

2003–2005 Dodge Neon SRT4 2.4L Turbo

Part #: MMTS-NEO-97L

Overview

The Mishimoto Racing Thermostat is a high-performance cooling component designed specifically for the 2003–2005 Dodge Neon SRT4 equipped with the 2.4L turbocharged engine. Engineered to improve thermal management, this thermostat opens at a lower temperature than the factory unit, allowing coolant to circulate sooner and maintain optimal engine temperatures under demanding conditions.

Ideal for enthusiasts who have upgraded their engines or frequently push their vehicles hard, the Mishimoto Racing Thermostat helps prevent overheating and supports consistent, reliable performance. Whether you are tackling spirited street driving or track sessions, this thermostat ensures your engine stays cooler and operates more efficiently.

Key Features

Designed to enhance your Neon SRT4’s cooling system, the Mishimoto Racing Thermostat offers several important benefits:

• Opens at 70°C, lower than the factory thermostat, for earlier coolant flow
• Helps reduce and maintain cooler engine temperatures during high load or modified setups
• Direct-fit replacement for easy installation with no modifications required
• Improves overall cooling system efficiency to protect critical engine components
• Durable construction built to withstand the rigors of performance driving
• Precision-engineered to optimize coolant flow timing without compromising engine warm-up
• Backed by Mishimoto’s industry-leading lifetime warranty for peace of mind

Construction & Design

The Mishimoto Racing Thermostat is crafted from premium materials selected for durability and thermal precision. Its robust design ensures reliable operation even under extreme heat and stress, making it well-suited for turbocharged engines like the Neon SRT4’s 2.4L unit. The thermostat’s calibrated opening temperature is engineered to balance faster coolant circulation with proper engine warm-up, enhancing heat dissipation while maintaining engine efficiency.

Each thermostat undergoes stringent quality control to meet Mishimoto’s high standards, ensuring long-lasting performance and reliability in your vehicle’s cooling system.

Installation & Fitment

This thermostat is a direct replacement for the factory unit on 2003–2005 Dodge Neon SRT4 models with the 2.4L turbo engine. Installation requires no modifications, making it a straightforward upgrade for both professional mechanics and experienced DIY enthusiasts. Simply remove the stock thermostat and install the Mishimoto unit to immediately benefit from improved temperature regulation and enhanced cooling system performance.

What's Included

• 1 x Mishimoto Racing Thermostat (MMTS-NEO-97L)

Ideal For

This thermostat is perfect for Dodge Neon SRT4 owners who have upgraded their engines, installed forced induction components, or regularly drive in demanding conditions such as track days, hot climates, or spirited street use. It is also an excellent choice for enthusiasts seeking improved cooling efficiency and increased engine longevity through better thermal management.

Mishimoto is a performance cooling brand offering aluminum radiators, intercoolers, oil coolers, hoses, and supporting hardware built to manage heat on hard-driven street and track vehicles. For boosted setups and towing/off-road rigs alike, Mishimoto upgrades are designed to increase cooling capacity and reliability where factory systems can become a limitation.