High-Pressure Diesel Fuel Injector Pump – 6420701101B | Mercedes Sprinter OEM Fuel Pump

SKU: 6420701101B - qty 1

Restore precise fuel delivery and reliable diesel performance to your Mercedes Sprinter with this High-Pressure Diesel Fuel Injector Pump – part #6420701101B. This fuel pump is a key component of your Sprinter’s common-rail fuel system — it pressurizes diesel fuel for delivery to the injectors, ensuring proper atomization and combustion. A failing high-pressure pump can lead to loss of power, hard starts, rough idle, excessive smoke, or engine warning lights. Replacing worn or damaged units with this direct-fit pump helps bring your Sprinter’s engine back to smooth, powerful, and efficient operation. 

✔ Direct-Fit Fuel Injection Pump

• Replaces Mercedes-Benz part #6420701101 (A6420701101) — designed for direct fitment into 3.0 L OM642 diesel Sprinter common-rail systems. 

• High-pressure diesel pump engineered to meet OEM performance and durability standards. 

✔ Improves Engine Performance & Reliability

• Ensures consistent high-pressure fuel supply to injectors for smooth combustion and optimized power delivery. 

• Helps reduce symptoms of fuel delivery issues such as hesitation, rough idle, and poor throttle response.

✔ Ideal for Service & Repairs

• Perfect for replacing worn, leaking, or failing fuel pumps during engine service or rebuilds.

• Designed for Sprinter models equipped with the 3.0 L V6 OM642 diesel engine (commonly built 2010–2016). 

📌 Fitment Reminder: Always confirm this part matches your Sprinter’s model year, engine type, and VIN before ordering — high-pressure pumps vary between diesel engines and model years.