Injen Technology PF7021P Polished Power-Flow Intake System Tuned with Injens patented MR Technology for a safe and reliable product while maintaining maximum horsepower and torque gains Brackets and flanges are TIG welded for extra strength and durability High performance filters provide better airflow while maintaining a high filtration rate Complete hardware included for an easy install with simple hand tools Backed by Injen Technologys limited lifetime warranty