advice on fitting hids and arbs
 

hi guys just got a new set of hids to fit. ive only looked at them so far an not fitted but it says to drill a 25mm hole in back of headlight to fit light protector. anybody had to do this yet? also to adjust once in can a garage adjust them? also about anti roll bushes. got a new set of these. are they also easy or hard to fit. cheers guys