xHP is the worldwide leading solution for Tuning your BMW with 6 or 8-Speed Automatic-Transmission!
Available for over 120 BMW Models.
– Improved comfort
– Much faster gear changes (yes, your old 6 speed automatic will pretty much work like an SMG or DCT gearbox)
– More aggressive use of the torque converter lockup to reduce torque loss (a lot more like a manual car)
– Better fuel economy
– Current gear display in D and S modes!
– Much smarter gearbox operation to keep the engine in it’s power band
There are 3 different stages as well as custom maps that can be installed on your automatic BMW made from around 2003 onward.