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2019 Ford F-350 Super Duty (6.7L Power Stroke) — Should You Buy One?

Typical asking price: $40,000–$58,000. There is 1 high-severity known issue you need to know before handing over a check.

Kestrel Take

The most capable factory tow rig of its era, and by the second-generation 6.7 the engine was thoroughly proven. It still uses a CP4 fuel pump on most builds, which remains the one failure that costs five figures. Everything else is routine diesel ownership.

Known Issues for the 2019 Ford F-350 Super Duty (6.7L Power Stroke)

Ranked by wallet impact. These are documented, recurring problems — not freak accidents.

CP4.2 high-pressure fuel pump failureHigh — wallet impact

Metal debris through the entire fuel system when the pump self-destructs. Injectors, rails, lines, and tank all need replacement. A disaster prevention kit or CP3 conversion is the standard preventive.

Repair cost range: $8,000-$12,000

Turbocharger and EGR soot accumulationMedium

Variable geometry vanes stick from soot, causing underboost and reduced exhaust braking.

Repair cost range: $2,000-$4,000

DEF system and emissions faultsMedium

DEF heaters, pumps, and NOx sensors fail and trigger derate countdowns.

Repair cost range: $800-$2,500

Front end wear from heavy plow and tow useMedium

Ball joints, wheel bearings, and steering components wear fast on plow trucks.

Repair cost range: $800-$2,500

Walk-Away Red Flags

  • Debris in the fuel filter
  • Plow mount with no front end service history
  • Deleted emissions with no documentation
  • Commercial fleet with 200k+ hard miles

Good Signs

  • CP4 mitigation installed
  • Fuel filters changed every 15k miles
  • Private owner with a fifth wheel and a service folder

Found a specific Ford F-350 Super Duty (6.7L Power Stroke)?

This page covers what goes wrong on the 2019 Ford F-350 Super Duty (6.7L Power Stroke) in general. The Kestrel report covers this specific car— the asking price vs. market, the photos, the seller's description, and a BUY / NEGOTIATE / WALK AWAY verdict with a negotiation script.

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Known issues on this page are based on documented owner reports, NHTSA complaints, class-action records, and manufacturer technical service bulletins. Individual vehicles vary. A pre-purchase inspection by a trusted mechanic is always worth doing.