AMG 6.3L TCM Upgrade - Stronger, Faster Shifts
|
Sharpen Your AMG's Shifts Hennessey Performance's TCM (transmission control module) upgrade for the 7-speed AMG line adjusts shift points and firmness for faster shifts and better use of the 6.3L's powerband. Available for all AMG 6.3L models: C63, CL63, CLK63, CLS63, E63, ML63, S63, SL63 & SLS Gullwing. Note: Upgrade requires sending your TCM to HPE. Turnaround time is 3-5 working days. |
|
|
