The Ideal suspension for your E46 M3 BMW. Ground Control Suspension systems Koni Dampers, the best camber plates in the business, race proven Eibach springs, optional weight jack rear height adjusters, why wouldn't you want one of these kits?
Nylon Spring Alignment Cone
BMW E46 Weight Jack (Pair)
BMW E46M Complete Coilover Kit, Race/Track - Completely Assembled
E46 M3 Complete Coilover Kit, Street/School (Complete Front Assemblies)
E46 M3 Track Day Special Complete Coilover Assembly - Single Adjustable
BMW E46 M3 Complete C/O Kit, Complete Kit (Double Adjustable)