Those look way too wide. We need 31mm wide ones. We are 12V, most of these would work:
http://autolumination.com/festoon.htm

But I have noticed that the LEDs for some odd reason do not like the fade in and out that the dome light fixture does on the VX, so get ready for the LEDs to go bad in a few months, I am on my 4th LED light fixture and it just went out again.