Fuel Injection Pumps

Diesel Fuel Pumps – Bosch, Delphi, Cummins, Alliant Power & Denso

Keep your diesel engine running strong with a premium fuel pump from Express Diesel USA. We stock new and remanufactured pumps engineered for precise fuel delivery, reliable performance, and long service life. Explore trusted brands including Bosch, Delphi, Cummins, Alliant Power, and Denso.

Why Choose Our Fuel Pumps?

  • OEM Quality: Genuine Bosch, Delphi, Cummins, Denso and Alliant Power pumps tested to factory specs.
  • Wide Engine Coverage: Applications for Powerstroke, Duramax, Cummins, Case, New Holland, Deutz, VW TDI, Thermo King and more.
  • New & Reman Options: Flexible choices to fit your repair budget and reliability needs.
  • Ready-to-Install: Each pump is inspected for pressure, flow, and durability before shipment.
  • Fast Fulfillment: Many orders ship same day from our U.S. warehouse.

How to Select the Correct Fuel Pump

  1. Match by Part Number: Use the OEM or Bosch/Delphi/Denso reference number stamped on your existing pump.
  2. Confirm Engine Model: Verify engine family, displacement and year (Cummins, VW TDI, Deutz, Case IH, etc.).
  3. Choose Configuration: High-pressure common-rail, rotary, or inline pumps depending on system design.
  4. Consider New vs. Reman: Reman saves cost with a core, new offers maximum longevity.

Not sure about fitment? Contact our experts for part lookup and cross-references.

Best Sellers

Trusted Fuel Pump Brands

Our collection includes Bosch common-rail HPFPs, Delphi rotary pumps, Cummins OEM replacements, Alliant Power service kits, and Denso high-efficiency units. Each brand is backed by decades of diesel innovation and reliability.

Pro Tips for Pump Longevity

  • Always replace fuel filters when installing a new pump.
  • Prime the system with clean diesel before first start.
  • Inspect tank and lines for contamination—flush if needed.
  • Follow torque and timing specifications during installation.

FAQ

Do these pumps come ready to install?

Yes, all pumps are tested and ready for direct fitment. Check product pages for included seals or hardware.

What’s the difference between new and remanufactured?

New pumps are brand-new OEM, while reman units are fully rebuilt and tested to meet OEM specifications, often at a lower cost.

How do I verify compatibility?

Match the OEM part number, engine family, and year. Contact us for a cross-reference if unsure.

Browse our collection below, filter by brand, engine, or price, and order with confidence. Express Diesel USA—your trusted source for reliable diesel fuel pumps, expert support, and fast shipping.