I recommend sourcing the covers from here: http://www.classic9leathershop.com/index.php?p=home
you also could send the seats to them if you want or use a local upholstery shop (I have used Fernando at Marlee Auto Upholstery 416-789-1542 and pleased with his work and price).
UCR was chartered in July 1976 and is made up of a dynamic group of nearly 4000 people with a common love of the Porsche family of automobiles. Geographically, our Region covers Ontario from Thunder Bay to North Bay in the north, to Kingston in the east and Sarnia in the west. Essentially all of Ontario except for the Ottawa Valley.