F-250/F-350 Super Duty Tuner.

We track 3 F-250/F-350 Super Duty tuners from 2 brands, $490 to $999.95 as recorded 2026-10-05, each at its lowest price across the retailers we compare. All of them publish a horsepower figure, labeled by where the number came from.

Handheld devices that load and switch engine calibrations.

Gains shown are manufacturer claims, labeled community estimates, or independent tests, as tagged on each part. See the full catalog to filter by engine, drivetrain, and more, or the price index for what this category typically costs.