03 04 05 06 07 08 09 Mazda 3 Mazda3 2.0L/2.3L Cold Air Intake Blue (included air filter) # CAI-MZ002 blue for 2004 2005 2006 2007 2008 2009 Mazda 3 with 2.3L/2.0L 4 cylinders engine (Automatic & Manual) The air intake kit can help your engine to draw more cold air resulting in better throttle response This air intake kit will increase 7-10% of Horsepower and 5-8% of Torque Easy to install and easy to fit with simple tools