check JA footlight mod, as to where to buy the lights, osnium 1.5 x 5 for the domes. i think they're the brightest, other bulbs try v-leds. The Slimmest LED Dome Light on the Market , Interior LED ,putcos are good too. http://www.toyota-4runner.org/accessories/52984-putco-interior-leds-xenondepot.html