Quality Of Service. Happy Customers. If you are looking for quality cars in East London, unbelievable aftersales service in Essex, you know where to come. We are Maslen Motors. Buy with confidence from an established, trusted and reputable garage since 1958. If you shop at Tesco, have you tried Sainsbury's or Waitrose instead? If you book an airline seat, did you ever consider premium economy over just economy? At Maslen, you pay for quality because quality means a lot to you. We sell the finest used cars in East London. Try us and see for yourself.