I love LED lighting especially in the boat. You can light up the entire boat with LEDs and have less amp draw than one regular bulb. Check out these websites, you may find a better deal or something different. I used this site to replace all my navigation lights. They fit in the original sockets.
http://www.superbrightleds.com/. I used this site to add some to the truck.
http://store.ijdmtoy.com/