Durable aluminum construction: Made from quality aluminum with heat and corrosion resistance, this overflow tank is built to last under temperature engine conditions. Easy level monitoring and maintenance: Transparent side hose allows quick coolant level checks. Magnetic drain valve at the bottom enables fast draining and cleaning for repeated use. Leakproof TIG welded design: Fully TIG welded body with a knurled cap and Oring gasket provides an airtight seal, preventing coolant leaks and helping maintain stable engine temperature. Universal vehicle compatibility: 2L radiator overflow tank fits most cars, trucks, and SUVs; compatible with Honda, Toyota, Subaru, Mitsubishi, Mazda, Ford, Acura, Nissan, Infiniti, Scion, Jeep, Dodge, GM, and more. Use scenarios: Routine coolant off and level checks across different vehicles in a home garage or . Cooling system service, radiator replacement, or cleaning where easy draining and reuse are beneficial. Operation in hot climates or during towing/heavy load where overflow control helps maintain engine temperature and prevent overheating.