MNJWS 6.7L Powerstroke Fuel Filter & Fuel/Water Separator Kit — Direct-Fit for 2017–2025 Super Duty, 99.8% Particle Removal

MNJWS 6.7 Powerstroke Fuel Filter Element and Fuel/Water Separator Kit is a direct-fit replacement that removes 99.8% of particles 5 microns and larger to protect your 6.7L Powerstroke diesel engine.

If you own a 2017–2025 Ford with the 6.7L Powerstroke V8, clean fuel is crucial for reliable starting, smooth running and preventing injector or pump damage. This MNJWS kit includes both frame rail and engine-mounted filter elements designed to match OEM dimensions and fitment while using upgraded media for extended service life. It replaces common Ford and Motorcraft part numbers so you can install with confidence and keep downtime to a minimum.

How does this kit improve engine reliability?

The MNJWS elements trap tiny contaminants and separate water from diesel, helping reduce the risk of clogged injectors, hard starting and stalling. Better filtration preserves fuel system components and can extend intervals between repairs when combined with routine maintenance.

• Removes 99.8% of particles 5 microns or larger
• Built-in water separation reduces corrosion and injector fouling
• High-quality media and seals for consistent flow and pressure

Will this fit my Ford 6.7 Powerstroke truck?

This kit is manufactured to replace OE-style elements used on 2017–2025 Ford F-250, F-350, F-450 and F-550 Super Duty models with the 6.7L Powerstroke V8. It is designed to directly replace Ford HC3Z-9N184-B/C and Motorcraft FD-4624/FD-4625 equivalents for a straightforward swap.

• Compatible with 2017–2025 6.7L Powerstroke V8 engines
• Direct-fit dimensions for frame rail and engine-mounted locations
• Replaces Ford and Motorcraft part numbers commonly used in Super Duty trucks

How easy is the installation and what comes in the box?

Installation is intended to match OEM replacement steps: remove old elements, inspect seals and mounts, then install the new frame rail and engine filters. The kit ships with both filter elements and MNJWS offers a 12-month warranty and customer support if you encounter fitment or performance questions.

• Includes one set of fuel filter elements for frame rail and engine mount
• OEM-style seals and construction for a tool-friendly swap
• 12-month warranty and MNJWS customer assistance

How often should I replace these filters?

Replacement intervals depend on driving conditions and fuel quality; inspect filters at regular service intervals and replace sooner if exposed to heavy-duty use or contaminated fuel. Following Ford's recommended maintenance schedule and checking for water in the bowl will help determine the right timing.

• Follow vehicle manufacturer service recommendations as baseline
• Check filters sooner with poor fuel quality or intensive duty cycles
• Replace immediately if water contamination or restricted flow is detected

Who is this for: The MNJWS 6.7 Powerstroke Fuel Filter Element & Fuel Water Separator Kit is aimed at owners and technicians of 2017–2025 Ford Super Duty trucks with the 6.7L Powerstroke V8 who want a high-performance, direct-fit aftermarket replacement. It fits fleet managers, diesel technicians and DIY truck owners who need reliable filtration, easy installation and documented part interchangeability with Ford and Motorcraft numbers.