As an Amazon Associate and an eBay Partner Network affiliate, we earn from qualifying purchases. Learn more
57 owner reviews on Amazon
Availability checked 2026-09-19 · current price shown on Amazon
Need used or OEM instead? Salvage and take-off fuel system for this fitment turn up on eBay Motors.
121003 Fuel Filter Conversion Kit, Fit for Ford 2011-2024 F250 F350 F450 F550 with 6.7L Powerstroke. Fuel-system hardware to keep the Power Stroke fed reliably at stock and elevated power.
Best for: Reliable fueling at stock or elevated power
Where this part comes up in our Power Stroke roundups, top lists, and buying guides:
The complete Power Stroke fuel filter reference — correct filters and Motorcraft part numbers for the 7.3L, 6.0L, 6.4L, and 6.7L, honest change intervals, symptoms of a clogged filter, water-in-fuel warnings, and the reliability conversion kits worth running — with new (Amazon) and OEM/used (eBay Motors) sourcing.
Read the guide GuideThe complete Ford Power Stroke fuel filter reference — which filter fits the 7.3, 6.0, 6.4, and 6.7L diesel, the correct Motorcraft FD-4616 / FD-4615 / FD-4625 and Doc's Diesel cross-references, the 2016-to-2017 6.7L split, change intervals, overdue-filter symptoms, the 6.7 plastic housing fix, and where to buy new (Amazon) or used/OEM housings (eBay Motors).
Read the guide
576 owner reviews
1,194 owner reviews
17 owner reviews
121003 Fuel Filter Conversion Kit, Fit for Ford 2011-2024 F250 F350 F450 F550 with 6.7L Powerstroke
See today's price on Amazon