Replacement of the air filter Element in line with the recommended service schedule will ensure your machine will not suffer a reduction in performance, as the throttle bodies try to cope with a dirty clogged up filter. It is worth checking all the various components that make up the complete air-filter assembly for damage and wear - it is vital that the only air entering the engine is through the filter, not leaking in through failed seals or damaged components?
The various parts you may require are listed below:
Please be aware that this component may have other applications within the Honda model range, so check the part-numbers you require are correct prior to ordering.