The precise injection control of the injector reduces incomplete combustion and noise generation during the combustion process. This reduces engine noise and vibration levels, making driving quieter and smoother. Automotive fuel injectors effectively resist fuel wear and provide precise flow and unique spray patterns to achieve optimal performance in any driving conditions. High-efficient fuel sprays and High Impedance Coils enable fast start-up in cold environments, low fuel consumption, and better performance; For Benz W203 CL203 S203 C209 W211 S211 R171 906 1.8L A2710780023 2710780023 Engine Parts 4PC Fuel Injector Nozzle Replacing damaged, dirty, clogged or leaking injectors can improve performance and reduce fuel consumption;, Manufacturer: APTKCMCNVG