When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
18"s will rub off the rear arches - you would have to get them rolled and you would get rubbing on full lock on the front- with 205/35/18 tyre and at least 40 offset.
Put 17"s on and you can drop it 40mm with no arch work.