2006 TRX450ER K&N Air Filter

[Brandaman717]

If I were to put a K&N Air Filter BD-6500 on my 06 450r would i have to jet my carb or something like that?

[440bigborekit]

yes........

[440bigborekit]

you always have to rejet on any air or fuel changes in your case you will be getting more air and will need more gas to make fuel witch is air/gas mixed ....