[DarkShadowSTX]

11 bulbs actually, at least for my STX. I had bought 12 since they came in pairs. I got mine from V-LEDS.

24 - 74 - NEO LED
Autolumination Instrument Panel Light Bulbs & Lamps)
Super Bright LEDs - Miniature Wedge Base Bulbs
There may be more sites out there but I know these are the most popular ones.

Another helpful link http://www.f150online.com/forums/ill...de-thread.html I have to update that thread now but the new code is PUAOJ4 for 15% off