- Remove the air filter and pressure wash the inside of the airbox by covering the carb inlet with a watertight cap
- Top screw included
Honda -- CRF450X -- (2017, 2018); Honda -- CRF450RX -- (2019, 2017, 2018, 2020); Honda -- CRF250R -- (2021, 2018, 2019, 2020); Honda -- CRF450RWE -- (2019, 2020); Honda -- CRF250RX -- (2020, 2021, 2019); Honda -- CRF450R -- (2017, 2018, 2019, 2020)