Motorcycle Filter Cleaner Fit For Multistrada V4S Streetfighter Panigale V4 Engine Replacement Parts Fit For 1100 Multistrada V4S 2021-2024 Streetfighter V4 2020-2024 Panigale V4 2018-2024 cleaner assembly; filter airbox inner frame layout slip in insert design; fits airbox directly without or auxiliary mounting fittings multi layered filter medium traps fine dust particles; stabilizes airflow for consistent speed engine output integrated rigid filter frame; evenly distributed filter fibers; steady filtration density under vibration riding cut to airbox internal dimension; seamless edge contact to avoid unfiltered bypass into engine