Upgrade your Subaru’s intake system with the K&N High-Flow Universal Air Filter featuring a 5-inch inner diameter. Designed for optimal airflow and filtration, this premium filter enhances engine performance across a wide range of applications, from racing vehicles to generators and snowmobiles. Its universal fit ensures compatibility regardless of intake angle or offset diameter, making it a versatile choice for enthusiasts and professionals alike.

Constructed with ultra-strong molded pliable rubber flanges, the filter absorbs vibration and provides a secure attachment. It can stretch up to 1/16 inch (1.5mm) to fit between sizes, ensuring a snug fit. The filter is washable and reusable, offering long-term value and sustainability. Key specs include a 7-inch overall height and a 4.375-inch top outside diameter with a round tapered style.

Ideal for Subaru WRX, STI, BRZ/86, and other models requiring reliable intake filtration, this K&N air filter is perfect for performance upgrades and maintenance. Enhance your vehicle’s breathing and protect your engine—shop quality intake parts at Subimods today.