The fuel injection is fast and precise, with no jerking, resulting in exceptionally smooth acceleration and starting. 6pcs Car Auto Spare Parts Fuel Injection System Fuel Injector Nozzle 0280157012 Improves throttle response and makes vehicle start faster. Fuel injection is evenly atomized and engine burns fully. The robust and durable materials are resistant to wear and tear, reducing the need for frequent replacements and saving considerable hassle., Manufacturer: LZBZHB