Lenny,
i've done it few months ago.
Here is the result (oem on the left, led on the right):

Or

And the final result in the dark
I have to check this evening (at home) where i've bought these bulbs:

However, the resistor was needed (to bypass bulb default detection).
This resistor has been installed inside the trunk (you can see it on the left side of the image, gold color)
No problem with the bulb so far ....