1、Fitment: Thermostat housing fits for vehicles models equipped with LS1, LS2, LS6, LS7, 4800, 5300 and 6000 Vortech engines, please confirm whether your model is applicable before buying. 2、Improved Coolant Flow: The thermostat housing provides up to 25% better coolant flow, helping to maintain the ideal engine temperature and optimize engine operation and life. 3、Sturdy Materials: Made from forged T6 billet aluminum, this thermostat housing offers durability, long lasting performance and robust construction. 4、Decorative Effect: The thermostat housing is anodized on the surface to resist corrosion and fade, enhancing the decorative effect of fashion for your engine. 5、Easy Installation: This thermostat housing is designed for easy installation, saving you time and effort. With its precise fit and straightforward design, you can quickly replace your old or damaged thermostat housing.