SP Cold Air Intake System

The Injen SP Cold Air Intake System is engineered to boost performance for your Subaru Impreza WRX STI Turbo (2004-2007) and WRX Turbo (2006-2007). Constructed from durable 6061-T6 aluminum tubing, this intake system utilizes Injen's patented MegaRam (MR) Technology and Air Fusion designs to optimize airflow and power gains. This cold air intake system is dyno-proven to deliver up to 26 horsepower and 23 lb-ft of torque. A key benefit is that no additional tuning is required for installation, simplifying the upgrade process while maintaining safe air-to-fuel ratios. The system comes with a fully serviceable Injen SuperNano-Web dry air filter, which offers low-cost maintenance. For enhanced protection against dust and debris, an optional hydroshield is also available. Beyond performance, the Injen SP Cold Air Intake enhances the auditory experience of your vehicle, providing an aggressive engine tone under full throttle. It also contributes to a cleaner, more visually appealing engine bay. Injen Technology backs this product with a Limited Lifetime Warranty, ensuring long-term reliability and performance.