has been introduced in the New York Auto Show. 2012 Dodge Challenger Rallye Redline combines world-class ride and improvements to the 305 horsepower engine with aluminum Pentastar V-6 and track-tuned performance suspension to provide a thrilling driving experience. Dodge Challenger Rallye Redline with monotube shocks gets 42 percent firmer in front and 22 percent in the back of a cold air intake, rear axle, is directed more aggressive and improved brakes on all four wheels.