Experience unparalleled performance with the DNA High Performance Air Filter for the Triumph Street Twin 900 series. This advanced filter features DNA’s unique Full Contour design, ensuring a perfect fit while enhancing your motorcycle’s power and acceleration. With a filtering efficiency of 98%-99%, this filter is engineered to keep your engine clean while allowing for a remarkable 39.11% increase in airflow, providing an impressive 103.50 CFM compared to the OEM filter’s 74.40 CFM.
Designed for both road and race applications, the DNA Air Filter is washable and reusable, making it an eco-friendly choice for enthusiasts. Each filter is constructed with multiple layers of high-quality DNA cotton, ensuring superior performance that meets the demands of the toughest environments. Installation is effortless, following the instructions in your TRIUMPH workshop manual. Elevate your ride with DNA’s commitment to quality and efficiency.


DNA High Performance Filters are engineered to unlock the full potential of your motorcycle’s engine. Manufactured in Europe with advanced materials and precision techniques, DNA filters offer significantly increased airflow while maintaining exceptional filtration efficiency. This balance results in noticeable gains in horsepower, throttle response, and overall engine performance, whether you’re on the street, track, or trail. DNA filters are washable and reusable, offering long-term value and reduced environmental impact. Designed to be a direct replacement for OEM filters, installation is simple and effective.
Trusted by performance riders and racers worldwide, DNA filters are the choice for those who demand more from their machine without compromising engine protection.