2010-2014 Roush Mustang GT 5.0 Liter Cold Air Kit 420131 Fits 2011-2014 Mustang GT 5.0L V8, 2012-2013 Boss 302 5.0L V8, and 2010 Mustang GT 4.6L V8 Increased throttle response and engine performance Increased engine sound New premium MAF tube included ROUSH Performance Cold Air Intake System