BMW 4 Series 420i M Sport Step Auto (Grey). A sporty premium automatic coupé. Features include Bluetooth, satellite navigation and BMW Live Cockpit. Optional extras include Brooklyn Grey paint and Vernasca Leather - Tacora Red with Black Stitching upholstery (£695). Every car from CarSupermarket.com is expertly reconditioned, HPI checked, test driven and given a thorough 159-point inspection. It also comes with a recent service, at least six months' MOT and a minimum 12-month warranty. With our Lowest Price Guarantee and 30-day money-back guarantee, quality, value and peace of mind come as standard.