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Duramax Tuner DuramaxTuner DM1KJ2381011000 Spade Tuner 50 State Switch On The Fly Tune with HP Tuners Hardware & Credits | 2018 RAM 2500/3500 6.7L Cummins

Fits 2018-2018 6.7L Cummins I6

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gain
no published figure
price
$1,488.99
at Alligator Performance
install
1/5 difficulty · ~30-60 min to load
Buy at Alligator Performance

A tune changes the engine computer's fuel, timing and shift settings. It is the one change that can alter how the whole truck behaves. This one is the Duramax Tuner DuramaxTuner DM1KJ2381011000 Spade Tuner 50 State Switch On The Fly Tune with HP Tuners Hardware & Credits | 2018 RAM 2500/3500 6.7L Cummins, listed to fit the 2018-2018 Ram 2500/3500 with the 6.7L Cummins I6.

why this one — Tuning affects your warranty and your emissions status. Understand both before you load anything. Alligator Performance lists it at $1488.99, and the fitment above is what the listing itself states, not a guess.

why no number is shown

No horsepower or torque figure published by Duramax Tuner for this part on the Alligator Performance listing, read 2026-09-04. Not estimated.

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No published gain figure for this part, and nothing here is a guarantee. Price is a list price and can lag the retailer; confirm at checkout. See our affiliate disclosure.