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.
The Cobra brake upgrade requires the use of 17" or larger wheels. You have to get rotors, calipers (including bracket), brake lines and banjo bolts for the front. Cobra front brakes work well with GT rear brakes so I haven't upgraded the rear brakes and I can still run 15" wheels on the rear.