Airbox Refill Cartridge 4

Refill cartridge for Air Box Air Filter Stealth 1-2-3-4-4+, fits these three models. Single Filter.
This refill cartridge size is suitable for Airbox 1, Airbox 2 and Airbox 3, Airbox 4, and Airbox 4+.
(IMPORTANT: Order 1 OR 2 OR 3 OR 4 OR 4 Plus cartridges as required for your Air Box unit)