AFE DFS780 Diesel Fuel System Full Time Operation for 2011-2016 Ford 6.7L Powerstroke 42-13041

Part# 42-13041 l UPC# 802959420195
$828.82 Now $753.48
Qualifies for FREE SHIPPING

AVAILABILITY: Ships from Manufacturer


Not Available to Ship to California



Product Description



The diesel fuel in your truck contains contaminants such as dirt, water and air vapor. These contaminants reduce power and over time damage your diesel fuel injectors. Introducing the aFe POWER DFS780 Diesel Fuel System, with its patent-pending design capable of removing power-robbing entrained air, water and contaminants. The DFS780 also boosts fuel pressure ensuring constant availability for the high-pressure transfer pump, improving throttle response and horsepower at all RPMs.

Key Features

  • 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
  • Output pressure of 18-20 psi
  • Contoured CNC manifold enhances flow
  • Fuel pressure gauge port
  • O.E. quality Viton Seals
  • Typical install is 2 hours
  • Built in the U.S.A.



The DFS780 was designed from the beginning to eliminate weaknesses found in other “fuel transfer” systems. aFe spent almost four years engineering the best, most reliable system available. Depending on your specific application, the DFS780 offers features such as boost-activated fuel flow increase, a high-impact polycarbonate “sight glass” to visually check fuel conditions, a reliable “marine grade” motor and Viton seals – just to name a few.

The DFS780 is powered by your ignition and can be run independently or in parallel with the stock fuel pump. Additionally, a 1/8” NPT Fuel Pressure Gauge Port allows for attachment of an external pressure gauge to monitor fuel pressure if desired.





The DFS780 is made specifically for your vehicle. It comes complete with all hardware, brackets, fuel lines and wire harnesses, allowing a simple installation. No cutting or drilling of the vehicle, and the installation is completely reversible. Installation is plug and play. The supplied harness attaches directly to the battery and utilizes Deutsch weather-proof connectors. No cutting or modifications of the stock fuel lines is required. A direct bolt-on heavy duty steel mounting bracket mounts to the frame and utilizes an existing hole to secure.