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CSP4 Tuning Upgrade
EFILive

CSP4 Tuning Upgrade

$249.99
In Stock
Purchase this to upgrade your single tune to a CSP4 tune. A CSP4 / SOTF Switch is required.
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2018+ RAM Unlock Cable
EFILive

2018+ RAM Unlock Cable

$34.99
In Stock
This cable is required when using EFILive tools to flash your 2018 and newer Cummins.
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