Product Description: Reliable Glow Plug Control Unit Relay for Mercedes-Benz Optimize your diesel engine's performance with our Glow Plug Control Unit Relay, designed for precision and reliability. This essential component ensures efficient combustion and smooth engine starts for your Mercedes-Benz. OE Number: This glow plug control unit relay is compatible with OE numbers A6461532579, 0522120202, and GSE110. It is molded and designed based on original data to maintain the integrity of your car model. Fitment: Specifically crafted as a replacement for Mercedes-Benz models including C-CLASS (W204) C200 CDI, E-CLASS (W211) E200 CDI, and E-CLASS T-Model (S211) E200 CDI. Ensure your vehicle's compatibility for a seamless fit and function. Enhanced Vehicle Performance: This glow plug system control unit module enhances your vehicle's performance by regulating the power supplied to the glow plugs. It ensures efficient combustion and smooth starts, improving overall engine efficiency. Regulates Power: The control unit precisely regulates the power supplied to each glow plug, ensuring they reach the optimal temperature at the right time. This regulation helps the engine to start more efficiently, even in cold conditions. Ideal Replacement: Designed for direct replacement installation, this unit meets or exceeds OEM standards. It is the perfect replacement for old or damaged units, restoring your vehicle's ignition system to peak performance. Upgrade your Mercedes-Benz's ignition system with our Glow Plug Control Unit Relay for improved performance and reliability. Ideal for drivers seeking efficient engine starts and enhanced combustion, this unit is a vital addition to your vehicle maintenance routine.