Did you notice that your third brake was burnt out? What kind of bulb is that? Oh its an LED strip. Where do you get those? Have you tried eMINIparts.com? OEM MINI 3rd Brake light P/N 63 25 7 221 834 MSRP $169.53 eMINIparts.com $135.62 plus shipping link to part on site: MINI Parts - Fits: R56