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Hosted by aFe. Follow the maker's instructions and torque specs.
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aFe's DFS780 MAX is our compact designed, universal fit, diesel fuel lift pump that delivers big performance at a small price compared to the other brands. Available for your Duramax, Power Stroke or Cummins diesel, the DFS780 MAX delivers up to 187 GPH (gallons per hour) and features professional level components such as a high-pressure Viton seal, CNC machined manifold passages and heavy gauge wire harness to ensure improved throttle response. The DFS780 MAX also features an externally adjustable pressure regulator to adjust output pressure (5-25 psi) and a built-in pressure port to easily measure fuel pressure. The DFS780 MAX makes installation simple with plug-n-play connections, rivet nuts and installation tool and requires no cutting or modifications to the stock fuel lines or fuel tank so the vehicle can easily be returned to stock.
DFS780 MAX Universal Fuel Pump (10-20 PSI)
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No — this part has no CARB Executive Order, so it is not for sale or use in California or on vehicles registered there.
The maker's installation guide is on this page — see Installation guide under the part details for the step-by-step and the torque figures. Work on level ground with the car properly supported, and torque every fastener to the maker's figure. If the job is beyond your tools, any shop that does this kind of work can fit it.
What's in the box above lists what the maker includes when we have it, and the maker's guide names any tools or extra parts.
Many parts are bolt-on jobs with hand tools; the maker's guide on this page shows the steps and the torque figures. If it is beyond your tools, a shop can fit it.
Check the vehicle list above against your exact year and trim before ordering. If something is off, call or text us at 813-535-5801 and we will sort it out.
Yes — monthly options show right under the Add to Cart button. Affirm, Klarna, PayPal Pay Later and Snap Finance are offered at checkout, and checking what you qualify for does not affect your credit score.
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