MERCEDES-BENZ SL 3.0 SL400 V6 AMG Line Convertible 2dr Petrol G-Tronic+ Euro 6 (s/s) (367 ps)-Magnificent 1 Owner Low Mileage Example-Garaged From New-Finished In Selenite Grey Metallic-Heated Black Leather Upholstery.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.