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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Improved OBD-II fitment and USB-C connectivity
fuel efficiency
Our splitter was made to allow stacking product that utilizes your vehicles factory OBDII port
more powerful acceleration
EFI Live Autocal V3 w/GDP Support Package (Duramax 11-16/Cummins 10-21) 05-07_CUMMINS_5.9 Improved OBD-II fitment and USB-CThis 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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