hi all basically ive got a 1996 318is, just got hold of 1995 328i cabriolet and what i want to do is swap everything over so whole thing will have all the 328i parts on just want to now is it to much and how simple is it like any thing to think about or have to get extra to do it as have both cars and all parts are there, are there any problems to look for what im after any help would be useful thx