2017-2023 Duramax HP Tuners CCS TCM Tuning (CCS-HP Tuners-TCM)
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Description
Description
Fits
| Year | Make | Engine |
| 2017-2023 | GMC |
L5P w/ 6.6L Duramax & Allison Transmission (T87 or T93 TCM) |
Note: This is an upgrade to your existing CCS Tuning. This does NOT include the physical TCM. This tune requires 4 credits.
The CCS TCM Tuning is for those looking to upgrade their existing tuning package from Coopers Custom Solutions by adding Transmission Tuning. The TCM Tuning will dramatically increase the drivability of your Allison by modifying and adjusting your shift points, line pressure, and increasing the holding capacity.
Questions and Answers
Questions and Answers
Previously asked questions
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Do I need to have the TCM unlocked as well?
Yes.
