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[PRODUCT REVIEW] Weapon-X 180° Thermostat For LT4 Engine

Rob

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by Hib Halverson

A common modification for a ’16-’19 CTS-V’s LT4 is a change from the stock, 194° thermostat to lower temperature unit. A good choice for a high-performance street application is a Weapon-X 180° thermostat (PN SD180LT1). The goal with that change would be to lower engine coolant temperature (ECT) during highway driving as well as during aggressive driving at higher speeds.

Read the Full Product Review Here
 

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