0445110629 0445110183 0445110494 0445110293 0445110291 0445110317 Common Rail Injector For 110 Series Injector. Ensures reliable performance for automotive fuel systems. Each injector is meticulously crafted to deliver consistent performance and fuel efficiency. Fuel injectors directly affect the air/fuel ratio for the engine and new fuel injectors do require a new or updated tune. We also suggest that you check the other component of the engine before installation., Manufacturer: Nwirmtm