Brand New K&N style ATV Air Filter
- Pleated element style for more air flow
- More power and acceleration
- Washable and re-usable
- ID is 3 7/8"
This is a stock size replacement sized filter for your YFZ450
This fits inside the factory airbox, and uses the stock mounting bolt / stud that goes all the way through the filter to hold it to the airbox.
Includes the metal end cap to keep the filter in place