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fuel efficiency
Ensure compatibility before purchasing
even in demanding conditions
more powerful acceleration
EFI Live Autocal V3 w/GDP Support Package (Duramax 11-16/Cummins 10-21) 05-07_CUMMINS_5.9 fuel efficiencyThis package includes custom built tunes developed to help your truck run at its best. For those who want the option to tow better, rip down a track, or just make their truck an all around better performer for daily driving, this device has that ability. The EFI Live platform can tune multiple trucks with one device (with the purchase of additional support packs and vin licenses). Tunes are shared via email, after the order process is complete. See
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