i was thinking of getting one for my audi, do they work?
http://cgi.ebay.co.uk/Ecotek-Valve-CB-26P-Brand-New_W0QQitemZ200098697421QQihZ010QQcategoryZ72205QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
http://cgi.ebay.co.uk/Ecotek-Valve-CB-26P-Brand-New_W0QQitemZ200098697421QQihZ010QQcategoryZ72205QQssPageNameZWDVWQQrdZ1QQcmdZViewItem