Part Number : HD-0900
K&N FILTER S/E HI-FLOW XL 04 UP hd-0900
**** PLEASE NOTE ***** : HD-0900 IS A QUALITY AFTERMARKET PRODUCT. ANY OEM HARLEY PART NUMBERS IN THE TITLE OR DESCRIPTION OF THIS ITEM ARE FOR REFERENCE ONLY , THIS IS A QUALITY AFTERMARKET PRODUCT THAT WE HAVE SOURCED AS AN ALTERNATIVE TO THE OEM VERSION OR FOR WHEN HARLEY-DAVIDSON HAVE CEASED TO MANUFACTURE THE OEM PART.