• Chris Harris Proves the Power of ECU Tweaks with Audi S4 vs RS4 Test

    Chris Harris Proves the Power of ECU Tweaks with Audi S4 vs RS4 Test

    Software remaps are an extremely popular way to easily increase the horsepower and torque ratings of your car. The operation takes no more than a few minutes, and the moment you start up the engine for the first time, your car has more power – just like that. As Chris Harris says in this latest video by Drive, it used to take so much physical work to extract more power from an engine, now it […]