BMW M4 convertible for sale. HPI Clear Full service history 47,500 genuine low miles Private sale Full year MOT Harman/kardon system Heads up display Here is my BMW M4 convertible for sale, owned the car for just over a year but wanting something more family practical. Perfect and just in time for summer, very enjoyable in the sun. Mechanically car is perfect, engine is great. Gearbox also perfect, changing very smooth in every gear. No warning lights on dash, no knocks or unwanted noise. Bodywork great for its age, nice and tidy interior. Has been really well looked after. Private sale. Can add a warranty package prior sale. Strictly no offers. No time wasters. Serious buyers only. Test drive welcome only if you're coming with the intention to buy.