Bilstein B6 Performance dampers are a performance upgrade to OE dampers designed to be paired with the OE factory spring. These dampers offer application specific valve settings with a monotube design to bring out the best handling performance of a vehicle. Each damper is rigorously tested for quality that meets or exceeds OE standards. B6 Performance dampers will provide improved safety and handling performance with the added benefit of world-famous Bilstein quality. BMW 1500 1964-1961; 1600 1971-1964; 1600-2 1971-1966; 1600ti 1968-1966; 1602 1971-1967; 1800 1971-1963; 1800ti 1967-1964; 1802 1971 BMW 1500 1964-1961, 1600 1971-1964, 1600-2 1971-1966, 1600ti 1968-1966, 1602 1971-1967, 1800 1971-1963, 1800ti 1967-1964, 1802 1971