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About this category
This category is dedicated to the Mercedes-Benz OM651 250 CDI 204 hp engine, a 2.1-liter four-cylinder diesel powerplant known for its efficiency and durability. It covers remanufactured fuel injectors designed to replace worn or failing units, addressing common symptoms such as rough idling, excessive smoke, or reduced fuel economy. The injectors listed here are engineered to meet or exceed OEM specifications, ensuring seamless integration into the vehicle’s high-pressure common-rail system.
The range is curated by a specialist wholesaler with deep expertise in diesel fuel systems, sourcing injectors from manufacturers with proven track records in remanufacturing. Each injector is selected for its compatibility with the OM651’s 204 hp variant, ensuring precise fuel delivery and long-term reliability. The focus is on providing a cost-effective alternative to new OEM parts without compromising on performance or durability.
Professional uses by trade
Whether you are a professional mechanic, a DIY enthusiast, or a fleet manager, this category offers solutions tailored to your needs. The injectors listed here are suitable for repair shops seeking bulk supplies, as well as individual owners looking to restore their vehicle’s performance.
- Le garagiste independant : Replace a faulty injector in a 2010 Mercedes-Benz C250 CDI to resolve a persistent misfire and restore smooth engine operation.
- L'automobiliste depanne : Diagnose a loss of power in a 2012 Mercedes-Benz E250 CDI by swapping the worn injector with a remanufactured unit from this range.
- Le passionne qui fait lui-meme : Perform a DIY injector replacement on a 2009 Mercedes-Benz GLK250 CDI to eliminate excessive black smoke and improve fuel efficiency.
- Der deutsche Kaeufer (DACH) : Besorgen Sie sich einen generalüberholten Injektor für Ihren Mercedes-Benz OM651 250 CDI, um die Leistung Ihres Fahrzeugs ohne teure Werkstattkosten wiederherzustellen.
- Le garagiste independant : Use these injectors to service a fleet of Mercedes-Benz Sprinters with OM651 engines, ensuring consistent performance across all vehicles.
- L'automobiliste depanne : Address a check engine light triggered by a P200A code on a 2011 Mercedes-Benz ML250 CDI by installing a remanufactured injector from this category.
- Der deutsche Kaeufer (DACH) : Kaufen Sie einen Austausch-Injektor für Ihren Mercedes-Benz OM651, um die Lebensdauer Ihres Motors zu verlängern und teure Reparaturen zu vermeiden.
Range comparison
The following table compares remanufactured fuel injectors compatible with the Mercedes-Benz OM651 250 CDI 204 hp engine. Each option is listed with its OEM reference and key attributes to help you select the best fit for your needs.
| Range | Use | Format |
|---|---|---|
| Injector Bosch 0445117035 | Direct replacement for OM651 engines | |
| Injector DELPHI 28308779 | High-flow injector for performance tuning | |
| Injector DELPHI 28254952 | Standard injector for routine maintenance | |
| Injector DELPHI 28309052 | Low-resistance injector for older models | |
| Injector DELPHI A6510701287 | Cartridge-style injector for easy installation |
How to choose
Selecting the right fuel injector for your Mercedes-Benz OM651 250 CDI 204 hp requires attention to compatibility, condition, and intended use. The following criteria will guide your decision to ensure optimal performance and longevity.
- Verify the injector’s OEM reference matches your engine’s build year and variant to avoid mismatches in flow rate or electrical specifications.
- Inspect the injector’s condition for signs of corrosion or physical damage, as these can compromise its performance even if remanufactured.
- Consider the injector’s resistance and flow rate to match your vehicle’s fuel system requirements, especially for performance or towing applications.
- Opt for bulk packaging if you are a workshop to reduce procurement time and streamline inventory management across multiple vehicles.
- Choose individual units if you are a DIY enthusiast or need a quick replacement for a single vehicle without excess stock.
- Prioritize injectors with a proven track record in similar applications to ensure consistent quality and reliability over time.
- Check the injector’s compatibility with your vehicle’s ECU and high-pressure pump to avoid issues with fuel delivery or error codes.
Storage & logistics
For workshops and bulk buyers, proper storage of remanufactured fuel injectors is critical to maintain their performance. Store injectors in a dry, temperature-controlled environment away from direct sunlight and contaminants. Use original packaging or sealed containers to prevent moisture ingress, and avoid stacking heavy items on top to prevent deformation. Rotate stock regularly to ensure injectors are used within their recommended shelf life, typically 12 to 24 months, depending on storage conditions. Label each batch with the purchase date and OEM reference for traceability and quality control.
With over a decade of experience in diesel fuel system remanufacturing, our team has seen firsthand how a single faulty injector can disrupt an entire engine’s performance. We source only the highest-quality units, tested to meet OEM standards, so you can trust them to restore your Mercedes-Benz OM651 to peak condition.— autoKUR team
Related categories
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Useful references
For regulatory and sector references, see Reglement (UE) 461/2010 — pieces de rechange et garantie constructeur.





