i purchased this filter from Jegs..however its 3" tall so my stock hood wont close...it was never used i just tried to install it and then took it out..still in original packaging... thats the link to the part number
http://www.knfilters.com/search/product.aspx?prod=e-1650
http://www.knfilters.com/search/product.aspx?prod=e-1650