Injen Technology SP1998P Polished Mega Short Ram Cold Air Intake System Designed using the patented MR Technology process of Injen for the greatest horsepower and torque gains while maintaining a factory safe air/fuel ratio Aerospace quality aluminum construction to save weight and improve corrosion resistance TIG welded hardware and adaptors for maximum straight AMSOIL Ea Nanofiber filters provide better airflow while maintaining a high filtration rate with no oil required Backed by a limited lifetime warranty by Injen Technology