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.
Whats everyone's experience with the F5a51 gearbox in our cars, have read articles saying to replace the wave spring and add a trans cooler to extend the life of the trans etc.
Can these be a durable transmission...
I bought a wrong O2 sensor for my microtech ecu and apexi O2 monitor. Before that i use a unknown 1 wire O2 sensor from chop shop but it melt due to unknown reason. After that i change another O2 sensor...