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Browse the wide selection of products we have available for your 2004.5 – 2005 Duramax LLY.
Showing 1–9 of 34 results
Our EFILive Custom Tuning is backed by over 9 years of vehicle testing and precision adjustments. VIN Licenses are required to tune additional vehicles per tuning module. Device not included. Emissions Compliant tuning only. Entered VIN must match the VIN in the ECM. A new purchase is required for VINs that do not match.
2018 Cummins: A Cummins Unlock Cable is required for tuning.
Our EFILive Custom Tuning is backed by over 9 years of vehicle testing and precision adjustments. VIN Licenses are required to tune additional vehicles per tuning module. Emissions Compliant tuning only.Entered VIN must match the VIN in the ECM. A new purchase is required for VINs that do not match.
2018 Cummins: A Cummins Unlock Cable is required for tuning.
Flashscan V2/AutoCal VIN Licenses are required to tune additional vehicles per tuning model (GM or Cummins). Each VIN License allows you to tune one engine/transmission controller. Serial Number & Auth Code Retrieval required.
The PPEI EFILive Allison TCM Tuning is a major benefit to all users regardless of their modifications. The TCM Tuning comes with an earlier lock-up strategy that ultimately allows for the truck to put all the power to the ground more efficiently than the stock TCM calibration would allow. As for those weekend warriors it can knock off .05 off your track times for stock transmission applications and even more time with modified/built transmissions.
Designed for current PPEI users who already have an AutoCal and Single Tune. A DSP5 switch must be used to allow switchable tuning.
2001-2016 AlliLocker – Allison Torque Converter Controller Fits 2001-2015 Allison Equipped GM Trucks Control your torque converter from the palm of your hand with the AlliLocker from Fleece Performance Engineering. The AlliLocker is 100 percent code free when used on the track and allows you to bypass the TCM to lock/unlock the torque converter on […]
Showing 1–9 of 34 results
