Cummins 400 Reprogram in Engines Posted October 11, 2011 · Report reply Saw here recently of a "reprogram" for the Cummins 400 ISL that will upgrade to 425 HP. Is it that easy? How about problems because of the reprogram. If none where can we get it?
Cummins 400 Reprogram
in Engines
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Thank You Shall Do!