Serious Performance Autos. EST 2004 We are a MOT & car servicing garage located in Westham near Eastbourne, East Sussex. At Serious Performance Autos we offer a full range of Automotive servicing, repairs & diagnostics for any make or model.Serious Performance Autos are Nissan Skyline specialists. From an oil change to a full engine rebuild, hard to find Skyline parts new & used supplied from stock. Performance parts supplied and fitted, Greddy, HKS, Exedy, SuperFlex, BC Racing, Lucas Oils.