MERCEDES-BENZ SL 3.5 SL350 V6 BlueEfficiency Convertible 2dr Petrol G-Tro-nic Euro 5 (s/s) (306 ps)-2 Owner Car From New-Last Keeper Since Feb 2017.Full Description To Follow.HR Sports & Classics is a family-owned business in Warrington that has been serving customers for over 45 years. We pride ourselves on our exceptional customer service, and our team is passionate about helping you find the perfect car to fit your needs.