Bilstein B8 Performance Plus dampers are a performance upgrade to OE dampers designed to be paired with aftermarket lowering springs. 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. B8 Performance Plus dampers are the ideal solution for pairing with a lowering spring for improved handling and sportier look with the added benefit of world-famous Bilstein quality. BMW 318i 1998-1992; 318is 1997-1992; 318ti 1999-1995; 323i 1999-1998; 323is 1999-1998; 325i 1995-1992; 325is 1995-1992; 328i 1999-1996; 328is 1999-1996; Z3 2002-1996 BMW 318i 1998-1993, 318is 1997-1992, 323i 1999-1998, 323is 1999-1998, 325i 1995-1992, 325is 1995-1992, 328i 1999-1996, 328is 1999-1996, Z3 2002-1996