BC Racing DS Series Coilovers for 1996-2002 BMW Z3 M RWD (E36/E37/E38)BC Racing DS Series Coilovers for the 1996 2002 BMW Z3 M (E36 E37 E38) blend street tuned ride quality with track ready adjustability, giving you more body control than any OEM damper without the harshness of a pure race kit. Every kit is extensively tested on the Z3 M chassis and refined until it balances ride quality with performance the reason Z3 M coilovers from BC Racing are the best selling adjustable kits in their segment worldwide. DS Series