Description
Product Overview
The MITZONE upgraded aluminum coolant thermostat housing assembly is designed to replace the factory housing on a range of GM vehicles, including 2020‑2022 Cadillac CT5, 2016‑2022 Chevrolet Camaro, 2017‑2022 Chevrolet Colorado, and 2017‑2022 GMC Canyon. Constructed from high‑grade aluminum, the housing offers superior heat dissipation, reduced weight, and enhanced corrosion resistance compared with standard cast‑iron units. Precise dimensions (5.79 x 4.49 x 3.7 inches) and a weight of just 13.1 ounces ensure a perfect match to OEM specifications, while the OEM part numbers (12647180, 12670209, 12673280, 12678784) guarantee compatibility. The assembly includes the thermostat valve, calibrated to maintain optimal engine temperature, and a secure mounting design for inside‑engine placement.
Usage
This thermostat housing is ideal for daily commuters, performance enthusiasts, and fleet operators who demand reliable engine cooling under varied conditions. Whether navigating city traffic, cruising on highways, or tackling off‑road adventures, the aluminum construction tolerates temperature extremes and vibration. Installation is straightforward for experienced DIYers or professional mechanics, fitting directly into the existing coolant system without the need for additional modifications. 
Why Choose Us
MITZONE stands for precision engineering and quality assurance. Each housing undergoes rigorous testing for dimensional accuracy, thermal performance, and leak resistance. Our aluminum alloy is sourced from certified suppliers, ensuring consistent material properties and longevity. With a 4.9‑star rating from 15 verified customers, the product has proven its reliability in real‑world applications. We back every purchase with responsive customer support—if you have fitment questions or concerns, simply contact us via Amazon for prompt assistance.
Key Features
- Premium aluminum construction for superior heat dissipation and corrosion resistance
- Exact OEM fit for 2016‑2022 Camaro, CTS, Colorado, Canyon and more
- Integrated thermostat calibrated for optimal engine temperature control
- Lightweight design reduces overall engine weight and improves efficiency
- Easy installation with no additional modifications required
FAQ
Is this thermostat housing compatible with my 2021 Chevrolet Camaro?
Yes, the MITZONE housing is engineered to fit 2016‑2022 Chevrolet Camaro models, matching the OEM part numbers for a direct replacement.
Do I need to replace the thermostat when installing this housing?
The assembly includes a new thermostat valve, so it is recommended to replace the old thermostat to ensure optimal performance and avoid mismatched components.
Can I install this part myself?
Installation is straightforward for anyone with basic mechanical skills and standard tools. Detailed instructions are provided, and the housing bolts directly into the existing mounting points.
What warranty does MITZONE offer?
We provide a one‑year limited warranty covering manufacturing defects. Our customer service team is ready to assist with any issues that arise.
How does aluminum improve cooling compared to cast iron?
Aluminum conducts heat more efficiently, allowing faster heat transfer away from the thermostat area, which helps maintain stable engine temperatures and reduces the risk of overheating.








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