Introduction of new TDI and TSI engines, and the 7 - speed dual clutch transmission (DSG), has resulted in considerable improvement in fuel economy and reduced emissions over a wide range of engine power outputs. (ausmotive.com)
The TSX comes standard with ABS brakes and Vehicle Stability Assist (VSA), which stabilizes the car in cornering and on loose or slippery roads by engine power output and selective brake application. (cnet.com)
In other words, with soft - cut rev limiter that point of equilibrium slightly depends on how much engine power output responds to a constant throttle. (mechanics.stackexchange.com)