We on the cusp of having LED bulbs for everything, or we have passed over the Cusp and do have a LED for everything or almost.. all though like Servicetech mentioned on a similar thread that they can be expensive right now.
Speaking of which $ Harley has LED headlights for their bikes , you do pay for it.
Daymaker LED Headlamp Price: $729.95
Daymaker LED Headlamp-67700109 | Headlights | Official Harley-Davidson Online Store