Blue 2007-2012 Nissan Altima Base S SL 2.5 2.5L RAM Air Intake Kit Systems Fits: 2007-2012 NISSAN ALTIMA 2.5L l4 Engine (Will not fit HYBRID) It's the ultimate performance Short Cold Air intake Kit Washable and Reusable high performance Dry-flow filter Easy to install and easy to fit with simple tools This air intake kit will increase 7-10% of Horsepower and 5-8% of Torque