The Ford Mustang and tuning company Roush Performance have long been synonymous with each other because of the latter?s undying devotion to giving some good aftermarket lovin? to the iconic Ford muscle car.

Over the years, we?ve seen a number of Roush-tuned Ford Mustangs, including the P-51B, the Barrett-Jackson Edition, and the 5XR. All these works are mighty impressive, especially for the lofty standards the Mustang is held to in the tuning world.

With all the Mustang experience under its belt, it shouldn?t come as a surprise to find out that Roush Performance has just revealed their new project, the 2012 RS3 Mustang.

Though the full details have yet to be disclosed, Roush was nice enough to give us a brief lowdown on what to expect on the RS3 Mustang, the most important of which is the engine upgrade. According to the aftermarket tuner, the RS3 Mustang was given a Stage 3 Mustang (RS3) boost that brings the muscle car?s output to 540 horsepower. On top of that, the car also comes with a new blackout panel with Jack Roush?s signature at the rear, a Roush-badged gas cap, and a two-tone paint package that will be available in six customizable colors.[...]