Air Cleaner Trim. Fits '08-later Dyna models (except FXDSE2, FXDFSE and '13 FXDB) with Original Equipment air cleaner cover. Add a little attitude to your ride. Styled to complement Harley-Davidson Skull accessory items, the menacing raised skull with black-filled eyes leaps from a field of chrome. The surrounding "Harley-Davidson Motorcycles" script is the perfect finishing touch. This complete collection of engine covers dresses your bike for a true custom look.