BMW E90/E92/E93 M3 - DCT GTS Calibration Model-Cooper SD N47 fuel quality and vehicle dependant

fuel quality and vehicle dependant earlier cars using numatic wastegate control will typically make 15HP less than the later electronic waste gate cars

as well as improves the look of the engine bay

- TRS Custom Engine Tuning

XHP  DCT Gearbox Tuning Packages

Your money is better spent keeping your engine healthy than it is trying to tune around an issue

BMW E90/E92/E93 M3 - DCT GTS Calibration Model-Cooper SD N47 fuel quality and vehicle dependantDCT GTS Calibration Upgrade Additional 90 (Workshop Install only) Improved downshifts to become more seemless Faster Up shift engagement Increased Clutch line pressure at higher RPM's to prevent slippage. Faster transition moving from Drive to Reverse. Default D2 Shift Mode on start up S Mode Shift Memory The E9x GTS DCT caliberation upgrade does not interfere with any engine tuning you may have.