K&N Custom Racing Air Filter - Rectangular Carbon Fiber 4in Air Box w/ 2.75in Air Horn

Light weight yet durable, K&N's Generation 2 Carbon Fiber Air Boxes are a must for any racer currently using traditional multi-Siamese stacks. Constructed from ultra-lightweight carbon fiber these filters provide ample air flow for your racing needs. They come with air horn seals to provide better sealing and easy installation. As with all K&N air filters, Generation 2 Carbon Fiber Air Boxes are washable and reusable. Simply use K&N cleaner and oil to service your filter. Light weight yet durable, K&N's Generation 2 Carbon Fiber Air Boxes are a must for any racer currently using traditional multi-siamese stacks. Constructed from ultra-light weight carbon fiber these filters provide ample air flow for racing.

• Air horn seals are included for a tight seal and ease-of-installation
• Air Horn Seals Are Included For Tight Seal

The K&N Engineering Generation 2 Carbon Fiber Racing Air Box is engineered for high-performance racing applications, offering a lightweight yet durable solution for your intake system. Constructed from ultra-lightweight carbon fiber, this air box provides excellent airflow, which is critical for maximizing engine power and efficiency during competitive racing. Its design is specifically suited for racers utilizing traditional multi-Siamese stacks, making it an essential upgrade for serious competitors looking to optimize their vehicle's intake performance. The inclusion of air horn seals ensures a tight, secure fit, minimizing air leaks and simplifying installation for both seasoned mechanics and racing enthusiasts. As with all K&N air filters, this product is washable and reusable, allowing for long-term durability and cost savings—simply clean with K&N's specialized filter cleaner and oil to maintain peak performance. The robust construction combined with precision engineering makes this air box a reliable component for demanding racing environments. Whether upgrading an existing system or building a custom intake setup, this product offers an ideal balance of lightweight design and high airflow capacity, contributing to improved horsepower and throttle response. The kit includes a 4-inch rectangular air box with a 2.75-inch air horn, designed to fit seamlessly into your racing setup and deliver consistent airflow for optimal engine performance.

Features:

• Constructed from ultra-lightweight carbon fiber for durability and performance

• Includes air horn seals for a tight, secure fit and easy installation

• Washable and reusable design, compatible with K&N cleaner and oil

• Designed for racing applications utilizing multi-Siamese stacks

• Optimized airflow capacity to enhance engine power and throttle response