I have the RUF bumper, but it was much cheaper when I bought mine many years ago. Looks like prices have almost doubled for the real deal. RUF lists it at 2450 euro, thats like 3500-4000 US I believe.
http://epages2.euro-web.net/epages/70054529.sf/en_GB/?ObjectPath=/Shops/70054529/Products/%22R86%20500%20500%2010%22