You COULD run with the covers off as there's not much under the hood that would ever damage the lights. But will look better with the cover on I'm sure.Rewbob said:The 906/921 (9W/18W) style bulbs have the same wedge shaped base and do plug in, but the covers of my lights cannot be put on because the bulb is too large.
TXAVy said:You COULD run with the covers off as there's not much under the hood that would ever damage the lights. But will look better with the cover on I'm sure.