Board Thread:Game Discussion/@comment-28568987-20160604062407/@comment-28333578-20160604123907

I think it costs 272 GC to upgrade enough to win the series. Then add in the 80 GC you get back for the series. Also...you get a 650 GC car, so it's worth it. I only have 360 GC as of today, I'm not even questioning completing the series to win the car. Long term, it's no question.