i've had the berk intake installed at 38k, i have now 57k. i bought the cleaning kit for the K&N..should i clean it? or the cleaning process with the oil will mess up my MAF

 

I cleaned mine twice already. know on wood, but no problem. just make sure you do not over oil. I oiled mine at night and let the filter rest on paper towel over night. In the morning paper was soaked with oil. Get a clean paper towel clean excess oil and you're set