MINI Cooper Amplfier/Speaker Wiring Harness, 2009+ R55 R56 R57 R58 R59 Lets you install a subwoofer, new front speakers, or both Works in all R55, R56, R57, R58, R59 vehicles. Does NOT work with R50/R53, R52, or R60/R61. Works with any factory audio option for signal tap. Front speaker tap only works in standard 6 speaker equipped vehicles.