Riva Performance Power Filter Kit Yamaha FX-SHO FZR FZS
The Riva Power Filter feeds your SHO or FZR a steady diet of cool air delivering greatly improved acceleration and rpm. Replaces restrictive stock air box with a high-volume, precision-formed intake duct that attaches to the supercharger via a large 4" adapter. Cool air enters the system via an oversized K&N filter element. Includes water-repellent pre-filter.