[Badpuppy]

Originally Posted by Y-Blockhead

I got it from Super Bright LED's. I'm pretty sure it was this one. https://www.superbrightleds.com/more...ofit-car/2077/ Check the base size because I bought it over three years ago. I'm not near my car or I would check.

That one might do if soldered into a BA15S base, but voltage spec at 9-14V.
The only 6V BA15S offered by superbright these days is forward firing.
Maybe a 12V (AC/DC) @ 250 lumens or so would work. LEDs are usually dimmable.
Pays yer money, takes yer chances.