If your Smart car is overheating or the thermostat housing is cracked, this aftermarket replacement is a perfect fix. It fits Smart City-Coupe, ForTwo (1998-2006), Roadster (2003-2006), and Cabrio (2000-2004) models – basically the whole 450 series. Made from durable plastic and metal, it replaces OE part #1602000315 and is designed to match the original exactly for a straightforward installation. The thermostat housing is crucial for regulating engine temperature, so a faulty one can lead to cooling problems. This brand-new assembly ensures your engine stays at the right temp, protecting it from damage. Comes in black, weighs about 209g. Bolt it on, reconnect hoses, refill coolant, and you’re back on the road. A cost-effective solution compared to dealer parts. Always verify your specific model year before ordering. Keep your tiny car running cool and reliable with this essential cooling system component.