we now have more economic priced 3157/3156 led bulbs
these come in switchback, white, amber and red.
you will need to use resistors with these on some application so you don't get hyperflash.
6k in color, 960lumens per set, 16led per bulb and 10watts
COMPATIBILITY: 3157, 3057, 3155, 3156, 4057, 4157, 3357, 3457
these come with a 1 year warranty