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Enhance your Toyota 4Runner's cooling system with the Mishimoto Low-Temperature Racing Thermostat and housing, designed specifically for models from 2003 to 2024 with a 4.0L engine. This high-performance thermostat features a lower activation temperature of 71°C (160°F), compared to the stock thermostat at 82°C (180°F), allowing coolant to circulate earlier in the engine's cycle. This early activation helps maintain lower engine temperatures, which is especially beneficial in hot climates, for vehicles with increased power modifications, or under demanding towing and driving conditions. The direct-fit replacement housing ensures a proper seal and straightforward installation, making it an ideal upgrade for drivers seeking improved thermal management. As with all Mishimoto products, this thermostat and housing are backed by a lifetime warranty, confirming their durability and reliability.
The Mishimoto thermostat is engineered to optimize engine cooling efficiency, reducing the risk of overheating and internal damage. Its design ensures consistent performance under extreme conditions, providing peace of mind during high-stress driving scenarios. The stock-style housing includes the pre-installed low-temperature thermostat, facilitating a simple and secure installation process without the need for additional modifications. This upgrade not only improves cooling performance but also contributes to the overall longevity of your engine, making it a valuable addition for serious enthusiasts and everyday drivers alike.
Compatible with a range of Toyota 4Runner and Tacoma models from 2005 to 2011, this thermostat offers a reliable solution for maintaining optimal engine temperature. Whether you're in a hot climate, pushing your vehicle to its limits, or making modifications for increased performance, the Mishimoto Low-Temperature Racing Thermostat is an essential upgrade to ensure your vehicle operates at its best. Trust Mishimoto’s reputation for quality and performance with this durable, easy-to-install cooling component that helps keep your engine cool and protected over the long haul.
Features:
Fitment:
2003 Toyota 4Runner Limited
2003 Toyota 4Runner Sport
2003 Toyota 4Runner SR5
2004 Toyota 4Runner Limited
2004 Toyota 4Runner Sport
2004 Toyota 4Runner SR5
2005 Toyota 4Runner Limited
2005 Toyota 4Runner Sport
2005 Toyota 4Runner SR5
2005 Toyota Tacoma Base
2005 Toyota Tacoma Pre Runner
2005 Toyota Tacoma X-Runner
2006 Toyota 4Runner Limited
2006 Toyota 4Runner Sport
2006 Toyota 4Runner SR5
2006 Toyota Tacoma Base
2006 Toyota Tacoma Pre Runner
2006 Toyota Tacoma X-Runner
2007 Toyota 4Runner Limited
2007 Toyota 4Runner Sport
2007 Toyota 4Runner SR5
2007 Toyota FJ Cruiser Base
2007 Toyota FJ Cruiser TRD Special Edition
2007 Toyota Tacoma Base
2007 Toyota Tacoma Pre Runner
2007 Toyota Tacoma X-Runner
2008 Toyota 4Runner Limited
2008 Toyota 4Runner Sport
2008 Toyota 4Runner SR5
2008 Toyota FJ Cruiser Base
2008 Toyota FJ Cruiser Trail Teams Special Edition
2008 Toyota Tacoma Base
2008 Toyota Tacoma Pre Runner
2008 Toyota Tacoma X-Runner
2009 Toyota 4Runner Limited
2009 Toyota 4Runner Sport
2009 Toyota 4Runner SR5
2009 Toyota FJ Cruiser Base
2010 Toyota 4Runner Limited
2010 Toyota 4Runner SR5
2010 Toyota 4Runner Trail
2010 Toyota FJ Cruiser Base
2011 Toyota 4Runner Limited
2011 Toyota 4Runner SR5
2011 Toyota 4Runner Trail
2011 Toyota FJ Cruiser Base
2012 Toyota 4Runner Limited
2012 Toyota 4Runner SR5
2012 Toyota 4Runner Trail
2012 Toyota FJ Cruiser Base
2013 Toyota 4Runner Limited
2013 Toyota 4Runner SR5
2013 Toyota 4Runner Trail
2013 Toyota FJ Cruiser Base
2014 Toyota 4Runner Limited
2014 Toyota 4Runner SR5
2014 Toyota 4Runner Trail
2014 Toyota FJ Cruiser Base
2015 Toyota 4Runner Limited
2015 Toyota 4Runner SR5
2015 Toyota 4Runner Trail
2015 Toyota 4Runner TRD Pro
2016 Toyota 4Runner Limited
2016 Toyota 4Runner SR5
2016 Toyota 4Runner Trail
2016 Toyota 4Runner TRD Pro
2017 Toyota 4Runner Limited
2017 Toyota 4Runner SR5
2017 Toyota 4Runner TRD Off-Road
2017 Toyota 4Runner TRD Pro
2018 Toyota 4Runner Limited
2018 Toyota 4Runner SR5
2018 Toyota 4Runner SR5 Premium
2018 Toyota 4Runner TRD Off-Road
2018 Toyota 4Runner TRD Off-Road Premium
2018 Toyota 4Runner TRD Pro
2019 Toyota 4Runner Limited
2019 Toyota 4Runner SR5
2019 Toyota 4Runner SR5 Premium
2019 Toyota 4Runner TRD Off-Road
2019 Toyota 4Runner TRD Off-Road Premium
2019 Toyota 4Runner TRD Pro
2020 Toyota 4Runner Limited
2020 Toyota 4Runner Nightshade
2020 Toyota 4Runner SR5
2020 Toyota 4Runner SR5 Premium
2020 Toyota 4Runner TRD Off-Road
2020 Toyota 4Runner TRD Off-Road Premium
2020 Toyota 4Runner TRD Pro
2020 Toyota 4Runner Venture
2021 Toyota 4Runner Limited
2021 Toyota 4Runner Nightshade
2021 Toyota 4Runner SR5
2021 Toyota 4Runner SR5 Premium
2021 Toyota 4Runner Trail
2021 Toyota 4Runner TRD Off-Road
2021 Toyota 4Runner TRD Off-Road Premium
2021 Toyota 4Runner TRD Pro
2021 Toyota 4Runner Venture
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If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
