05 06 07 08 09 Ford Mustang 4.0L V6 Green Piping Cold Air Intake System Kit with Blue Filter 2005-2009 Ford Mustang Base Model with 4.0L V6 Engine Fits Automatic & Manual Transmission This Cold air intake kit will increase 7-10% of Horsepower and 5-8% of Torque It's the ultimate performance Cold Air intake Kit with higher explosive horsepower output Easy to install and easy to fit with simple tools (A General Installation instruction is included)