Talk:720S Proving Grounds/@comment-188.224.36.51-20170910084459/@comment-26829117-20170911152257

This is the cheapest upgrade for PR 75.0 in game which can be stated as
 * -1 Engine, Body and Brakes
 * 5434423
 * FU - E(ngine)6, B(ody)4 and B(rakes)3 as stated by A FANDOM user