On Offer is a Great Example BMW M4 Competition Convertible in Alpine White With 54,600 Miles: Benefitting From A Great Specification to Include M Double Clutch Transmission with Drivelogic £2,645 Head-up display £825 Loudspeaker system - harman/kardon £675 Carbon-fibre £395 Air Collar £360 Reversing Assist camera £330 Wind deflector £265 M Seat Belts (on Gran Coupe from 01.2018) £260 Steering wheel heating £170 Online Entertainment £160 Alpine White Non-metallic, Carbon-fibre interior trim, Extended Merino leather Black, Non-metallic paintwork,