Optimizes fuel combustion efficiency to save fuel consumption. For Mazda 6 2.3L MZR ,Material:ABS+Metal,Stable fuel injection pressure, reducing carbon deposits and poor fuel atomization through long-term use of the nozzle. Package Contents:1 x Fuel Injector ,Our automotive fuel injectors use advanced technology, which can inject fuel accurately to ensure the best in fuel economy and engine. High-efficiency combustion ensures complete fuel combustion, and high-quality and durable materials ensure you don't need to replace the fuel injector frequently, which also means you can save on costs. Effectively reduces engine exhaust emissions., Manufacturer: NMJLQW