Febi 174399 Engine Coolant Thermostat with Housing, Gasket and Temperature Sensor

The Febi 174399 is a complete engine coolant thermostat assembly designed for Mercedes-Benz vehicles. This OE-matching quality replacement part includes the thermostat, housing, seal, and integrated temperature sensor in one complete unit, eliminating the need to purchase components separately.

Key Features:

• Complete assembly with integrated thermostat, housing, gasket, and temperature sensor
• OE-matching quality manufactured to exacting German engineering standards
• Ensures engine reaches ideal operating temperature quickly and maintains it continuously
• Tested for function, accuracy of fit, dimensional accuracy, and material quality
• Direct replacement for Mercedes-Benz OE part numbers 6422002215 and 6422001615
• Designed for Mercedes-Benz C-Class, CLS, E-Class, GL-Class, GLE, GLK, M-Class, R-Class, and S-Class models

A properly functioning thermostat is critical to engine performance and longevity. A defective or blocked thermostat can cause engine overheating and serious damage. This Febi Bilstein assembly provides everything needed for a complete, professional-grade repair in one package, backed by over 170 years of German automotive engineering excellence.