I've been using BeamTech fanless LEDs in all of my vehicles with great success, my 4R has 99+ housings and I haven't been flashed at in it, my F350, or Mustang. So far the oldest set I have is a little over a year old and still kicking. Plus, the price isn't horrible, so that was another win.
Amazon.com: BEAMTECH H4 LED Bulb,Fanless CSP Y19 Chips 6500K Xenon White 9003 Extremely Bright Conversion Kit Ultra Thin All In One Low Fog Light: Automotive