Voltage Regulator for 325 (1986-1988), 325e (1984-1987), 325i (1987-1993), 325is (1987-1992), 325iX (1988-1991), 525i (1989-1990), 528e (1982-1988), 528i (1979-1981), 533i (1983-1984), 535i (1985-1988), 535is (1988), 633CSi (1978-1984), 635CSi (1985-1989), 733i (1978-1984), 735i (1985-1992), 735iL (1988-1992), M3 (1988-1991), M5 (1988), M6 (1987-1988), 325es (1986-1987), 318i (1984-1992), 318is (1991), 320i (1977-1983)