L5P Custom Delete Tunes with HPtuners via Email
Now offering Emissions Delete tuning for your 2017+ GMC and Chevy Duramax trucks.
Select from 0, 45hp, 75hp, 90hp, 120hp, 150hp or 180hp over stock below.
Anything over 120hp would need a transmission tune as well.
A HP Tuners modified ECM is required and a MPVI2 or MPVI2+ plus 8 universal credits.
Please select 'ECM Upgrade service'
Your truck can be driven with 'untuned' modified ECM.
When ordering we need a stock read from your ECM, MPVI Serial Number, VIN and any modifications, etc.
Please allow one business day for processing.
this can be emailed here
Transmission Tuning will be added soon.