DCT GTS Calibration Upgrade £90 (Workshop Install only)
- Improved downshifts to become more seemless
- Faster Up-shift engagement
- Improved Sport/Sport+ Modes
- GTS differential calibration optional
The F8x GTS DCT caliberation upgrade does not interfere with any engine tuning you may have.
F8x M3/4 M4GTS Gearbox Software
£90.00Price