Tow to the max with this superior package. Ready to take on heavy-duty loads, the Stage 1 Package 375HP 99-03 7.3L delivers an impressive 375-400 HP output, plus improved fuel economy! Far exceeding the 150 horsepower in the factory configuration. Experience a nice surge of power with this upgrade - this revamp will surely get your engine making great power with reliability.
This package comes with 6 complimentary custom tunes, Hydra not included.
Must select correct year. Early 99 have different turbo and pedestal. Trucks with the Super Duty body style built before 12-06-1998 are usually early-99's, and ones built after this date are late-99's, also called 1999.5's.
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