Replacement Exhaust Pipe for Mini One and Cooper R50 Silencer. This product sheet has been automatically translated. If you have any questions, please do not hesitate to contact us. Front sound pipe for stainless steel Fox silencer Mini One and Cooper R50. Front sound pipe of the silencer. Not road legal (not permitted in the StVZO area). Mini One and Cooper R50. 85 kW / 116 hp.