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aFe POWER 42-12021 DFS780 Fuel Pump; Full-time Operation

aFe POWER DFS780 Fuel Pump for 2003-2004.5 Dodge Cummins.

Clear high-impact polycarbonate sight glass for visual inspection of fuel
Helical Spur Gears runs quieter than straight cut gears
Marine Grade" motor protects against dust and water>
Contoured CNC manifold enhances flow
Helical Spur Gears runs quieter than straight cut gears
Marine Grade" motor protects against dust and water>
Fuel pressure gauge port
O.E. quality Viton Seals
Typical install is 2 hours
Built in the USA
Not Available
Shipping: Standard shipping rates apply.


Clear High-Impact Polycarbonate Sight Glass:
Allows visual inspection of fuel.

Helical Bronze Spur Gears:
Bronze gears more forgiving of contaminants than steel gears. The Helical spur gear design runs quieter than straight cut gears.

Billet 6061-T6 Aluminum Manifold:
Eliminates porosity concerns with cast aluminum.

"Marine Grade" Motor:
Protected against dust intrusion and powerful water jets.

Plug & Play Installation:
Supplied harness attaches directly to battery and utilizes Deutsch weather-proof connectors. No cutting or modifications of the stock fuel lines required. Vehicle can easily be returned to stock.

Relay Controlled:
The DFS780 is powered by your ignition and can be run independently or in parallel with the stock fuel pump.

PEEK Bearing Wear Surfaces:
The DFS780 spur gears ride on PEEK (Polyether Ether Ketone) bearing surfaces to reduce both noise and wear.

Contoured CNC Machining Of Manifold Passages:
Enhances flow through the manifold to reduce pressure drop due to flow restrictions.

Direct Bolt-on Steel Mounting Bracket:
Heavy duty bracket mounts to the frame and utilizes existing hole to secure.

Fuel Pressure Gauge Port:
1/8 NPT port allows customer to attach an external pressure gauge to monitor fuel pressure.

O.E Quality Viton Seals:
Compatible with diesel and biodiesel fuels.



Shipping Information

  • Item Requires Shipping
  • $15.00
  • Standard shipping rates apply.


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