I was not happy with my jamex springs on my 16v. I broke the bumpstop at the Nürburgring this easter. So I have gotten hand made springs 50% stiffer. Hope they would do the job better than the sh*tty jamex... New one is black.
http://www.ruf911.com/clio/f7r_akrene1.jpg
http://www.ruf911.com/clio/f7r_akrene2.jpghttp://www.ruf911.com/clio/f7r_akrene2.jpg