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Precision performance tuning and hardware for your Duramax, Powerstroke, or Cummins engine.

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-70%NEW

DIESELR EFI Live Tune Files (2013-2018 Cummins 6.7L)

$450.00

$135.00

-70%NEW

DIESELR EFI Live Tune Files (2011-2016 Duramax LML 6.6L)

$425.00

$127.50

-70%NEW

DIESELR EFI Live Tune Files (2001-2004 Duramax LB7 6.6L)

$250.00

$75.00

-70%NEW

DIESELR EFI Live Tune Pack (2007.5-2009 Cummins 6.7L)

$300.00

$90.00

-70%NEW

DIESELR EFI Live Tune Files (2010-2012 Cummins 6.7L)

$450.00

$135.00

NEW

DIESELR MPVi4 Tune Files (2020-2023 Duramax L5P 6.6L)

$825.00

NEW

DIESELR MPVi4 Transmission Tune File (2017-2019 Duramax L5P 6.6L)

$300.00

-70%NEW

MM3 Tune Pack (2006-2007 Cummins 5.9L)

$550.00

$165.00

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