The GMC Sierra 2500HD Transmission Cooler Thermostat Bypass Plug by Wehrli is the ideal solution for owners looking to enhance their vehicle's transmission system. This black anodized, billet aluminum plug serves as a direct replacement for the often problematic OEM thermostat, specifically designed for GMC Sierra models from 2017 to 2019.

In depth, this product addresses the notorious failure of the OEM thermostat which can lead to dangerously high fluid temperatures, particularly during heavy towing in warm climates. By installing the Wehrli Transmission Cooler Thermostat Bypass Plug, users can expect a significant reduction in fluid temperatures by 15-50 degrees Fahrenheit. This thermostat bypass plug minimizes fluid flow restriction to the transmission cooler, ensuring that both stock and modified transmissions operate safely and efficiently even under demanding conditions. Its high temperature silicone O-ring seals ensure durability and reliable performance, while the CNC machined billet aluminum construction is synonymous with strength and precision.

Features

• Reduces fluid temperatures by 15-50 degrees F
• Direct replacement for failure-prone OEM thermostats
• CNC machined billet aluminum construction
• High temperature silicone O-ring seals
• Simple installation process
• Black anodized finish for enhanced durability

Wrap up your vehicle's performance with the Wehrli Transmission Cooler Thermostat Bypass Plug, and enjoy the peace of mind that comes with superior cooling management. Need more information? Feel free to reach out with any questions at 512-982-9393 (Austin, TX) or 562-981-6800 (Los Angeles, CA). We also offer installation and customization services at our locations in Austin, Texas and Los Angeles, California. If you're considering purchasing multiple items, contact us for potential shipping discounts. Installation is provided on-site at both of our facilities, ensuring your vehicle is in expert hands.

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