Promotes smooth engine operation and balanced fuel delivery, reducing overall fuel consumption and pollutant emissions. Stable construction, lightweight and sturdy, durable, and resistant to deformation, breakage, and aging, making it suitable for all weather conditions and offering exceptional durability. For Benz Car Nozzle Dosing Module 21150162D Fuel Injection Valve Fuel Injector. High Durability: The injection valve is made of high-temperature-resistant material, ensuring the injector maintains its performance and precision over long-term use. Advantages: Effectively atomize and mix the quantitative fuel with air, accurately control the fuel injection quantity, and improve the combustion efficiency of the fuel injected into the cylinder, thus bring you a better driving experience., Manufacturer: BeiZhengbhD