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Instant Savings Iag 156 Degree Low Temperature "ej" Thermostat 02-14 Wrx / 04-21 Sti | Iag-eng-2311 Equipment [KhIpcGvJ]

$19.99 $63.99 -69%

IAG 156° Low Temp EJ Thermostat for Subaru The IAG 156° Low Temperature EJ Thermostat is a game-changer for Subaru enthusiasts seeking to maximize performance and efficiency. This thermostat is specifically designed for 2002-2014 WRX, 2004-2021 STI,

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Instant Savings Iag 156 Degree Low Temperature "ej" Thermostat 02-14 Wrx / 04-21 Sti | Iag-eng-2311 Equipment [KhIpcGvJ]

IAG 156° Low Temp EJ Thermostat for Subaru

The IAG 156° Low Temperature EJ Thermostat is a game-changer for Subaru enthusiasts seeking to maximize performance and efficiency. This thermostat is specifically designed for 2002-2014 WRX, 2004-2021 STI, and 2004-2013 Forester XT models, providing a direct fitment solution that enhances your vehicle's cooling system. With its innovative low-temperature opening point at 156°F, this thermostat surpasses the factory's 172.4°F opening, allowing for improved cooling efficiency and faster coolant circulation. Here's what sets this thermostat apart:
  • Improved Cooling Efficiency: The thermostat's early opening point allows coolant to circulate sooner, reducing the risk of overheating and improving overall engine cooling.
  • Enhanced Performance: Cooler engine temperatures mean better efficiency, reduced risk of detonation, and stronger, more reliable performance.

Engineered for Durability and Quality

The IAG 156° Low Temperature EJ Thermostat is built to withstand the demands of high-performance Subaru engines. Crafted from 304 stainless steel, this thermostat boasts a corrosion-resistant body, ensuring longevity and reliability. As a direct-fit replacement, it includes all necessary components for a secure and leak-free seal to the thermostat housing. Key specifications include:
  • Material: 304 Stainless Steel for corrosion resistance.
  • Fitment: Direct fit for 2002-2014 Subaru WRX, 2004-2021 Subaru STI, and 2004-2013 Subaru Forester XT.

Optimized for High-Performance Applications

Whether you're a daily driver or a track enthusiast, the IAG 156° Low Temperature EJ Thermostat is designed to meet the needs of your high-performance Subaru. This thermostat is an ideal upgrade for those pushing their engine to the limit, seeking to prevent overheating and achieve optimal cooling efficiency. By allowing coolant to circulate earlier, this thermostat helps maintain a cooler engine, reducing the risk of heat spikes and improving overall performance. Here are the practical benefits:
  • Better Engine Cooling: Prevents overheating and ensures your engine stays at optimal operating temperatures.
  • Improved Efficiency: Enhances engine performance, fuel efficiency, and longevity.

What Our Customers Say

January 29, 2026

Absolutely no complaints!

This item is definitely a keeper.

- Aubrie R..

January 29, 2026

Absolutely no complaints!

I'm happy with my purchase.

- Kristi P..

January 29, 2026

Absolutely no complaints!

A great item. Very useful.

- Lauri R..

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