Now when you say "increase the car performance" - yes it does. Electrical performance. Whether that translates into speed/torque/power I don't know. It really depends on the age of the car, how good is the ground, etc.
all gsr, evo, lancer dashboard comes with a centre console.. (the digital aircond place)
below the radio there's normally a box to put stuff.. below that box is the place to pull out to put water, then only got place...