With this certificate you can register for XJR 1200 and 1300 the open intake air ducts. So you drive street legal for your insurance again. The power is registered with 85kW. This legalize halfway our tuning kit 2 for XJR models where no part certificate is available. It is absolut necessary to specify the vehicle ident number (chassis number) because this number is written down in the certificate. Please order in writing because due to a wrong ident number we can't change the certififcate anymore! Who wants to reduce the power to 25kW because of his restricted driving licence for 98.90 Euro we can also supply this certificate.