This 2023 BMW 4 Series 420i M Sport boasts an exceptionally low mileage of just 12,499 miles, a testament to its careful single ownership and full dealership service history, with its last service completed on 7th November 2025. This Euro 6 compliant model features a 2.0L petrol engine and comes with a 12 month warranty and a 12 month MOT provided on purchase, ensuring peace of mind. The M Sport trim is enhanced by the M Sport Pro Package, M Sport Brakes with Red Calipers, and a heated steering wheel, part of the Comfort Package which also includes keyless entry. The Visibility Pack adds advanced LED and Laser headlights for superior illumination. The BMW 4 Series 420i M Sport offers several advantages over similar vehicles. Its fuel economy is a notable highlight, achieving an impressive 44 mpg, which is excellent for its class. Furthermore, it sits in a low insurance group, making ownership more affordable. Practicality is also a strong point, with generous boot space for all your needs. The vehicle also benefits from low CO2 emissions, contributing to a more environmentally conscious drive.