MTM RS4 in action

Few hours ago we told you about the fastest street-legal four-door Audi currently in production: the MTM RS4. Now is time to see the beast in action.

Powered by a supercharged 4.2-liter V8 engine, the MTM RS4 adds another 120 bhp (this means 535 hp) and 96 lb-ft of torque to the standard performance of the Audi RS4.