BMW Seat Belt Receptacle | 1978-1993 644-531-933-00 Porsche Oil pressure sending unit

Porsche Oil pressure sending unit for 911 models

Equal length headers with Formula 1 / Indy car style high-velocity merge collectors

combining luxury and functionality

Performance Gains (as tested with 93-octane fuel):

BMW Seat Belt Receptacle | 1978-1993 644-531-933-00 Porsche Oil pressure sending unitSeat Belt Receptacle for 325es (1986 1987), 325 (1986 1988), 318i (1984 1992), 318is (1991), 325e (1984 1987), 325i (1987 1993), 325is (1987 1991), 325iX (1988 1991), 524td (1986), 528e (1986 1988), 535i (1986 1988), 535is (1988), 635CSi (1986 1989), 733i (1978 1984), 735i (1986), M3 (1988 1991), M5 (1988), M6 (1987 1988)