PPEI T87 Allision tuning!

Custom Allison trans tuning for the 15.5-16 T87 TCM is here from PPEI!

- Line Pressure increase!

-Early and sustained Converter lock up

-Ability to support 650HP on a stock trans!

-better transmission life!

Tunes will be emailed for your PPEI auto-cal or for your v2

The following will be needed in order to purchase:

·         Vin Number (ALL CAPS)*:

·         Order Number (Written on back of AutoCal)*: **if you are using your own v2 please put v2 in this field**

·         Vehicle Modifications: