High-precision sealing valve needle ensures tight, leak-free shut-off, smooth cold starts, and stable, vibration-free idling. 4Pcs D2159MA Fuel Injectors Auto Nozzles Suitable For Peugeot 405 The injector can start quickly in cold environments. Reduce flow fluctuations achieve precise fuel supply not Simple to clog and durable. Optimized air-fuel ratio for faster and more powerful acceleration significantly improving driving experience. High-temperature resistant metal body prevents deformation in the high-temperature environment of the engine compartment, ensuring long-term operation without oil leaks or pressure drops.