Differences between GT and Formula spoilers and how they mount (Page 2/2) Patrick JUN 16, 01:00 AM quote Originally posted by Skybax: Didn't know they were adjustable, looks tricky... I shake my head every time I read that thread that fierosound kindly linked to. Why? Because the procedure is so simple if done correctly. As I stated in that thread... a piece of rope and a three foot length of 2x4 is all that's required. Leverage is your friend.