YOU ARE RESPONSIBLE FOR THE CORRECT FITMENT. This ad is for a- 85 through 89 Rolls Silver Spirit cruise control ECU. Year of Donor- 1987 Rolls Royce silver spur. International buyers are Welcome! Our professional staff is her to help and resolve an problem that may arise. All items do not come with instructions and professional installation is highly recommended. No Exchanges will be issued on products that have been damaged, used, or modified. Our shop is not responsible or liable for an damages or possible injuries incurred upon possible accidents due to driver error, incorrect installations, bad judgement, etc. All products are to be used for their intended purposes only. If you are not satisfied with our service or products. Good communication is helpful for both of us to resolve any problems and issues.