KTM 990 / 950 Airfilter?

[Franswest]

If riding a lot of dirt and in dusty conditions, is the 7500 km service intervals  on th airfilter not to far appart?
I checked my filter after 3000 km and it was realy dirty! Any ideas?

 

[Adventurer]

 

[funacide]

 

[CrazyPorra]

 

[funacide]

 

[Lito]