DNA Air Filters - Stage 2 Air Filter Cover for Honda CB 400X /CB 500X / CB 500F / CBR 400R / CBR 500R 19-23 ABS Options:Air Filter Cover No-pollution does not contain any

No-pollution does not contain any acid and heavy metals such as lead

Under shirt Leatt® neck brace fit

waterproof roll-top daypack with a streamlined

It offers superior durability and reliability over stock components

DNA Air Filters - Stage 2 Air Filter Cover for Honda CB 400X /CB 500X / CB 500F / CBR 400R / CBR 500R 19-23 ABS Options:Air Filter Cover No-pollution does not contain anyThis filter features DNAs Stage 2 kit eliminates the OEM intake snorkel of HONDA models and offers higher performance and better intake sound. This Stage 2 kit is designed to replace the stock plastic air box intake. Combined with the R H5N20 01 (sold separately) will increase the Airflow, Filtering Efficiency, Power, Torque and Throttle response. The airflow of this new DNA Stage 2 combined ALWAYS with the DNA Stage 1 Air Filter (R H5N20 S2) is +75.