Depends how much you want to spend. Bosch ceramics are good. They run about 170 for all four. I also think green stuff are nice pads. Despite what some say, there is less dust and the quality is good. They run about 160 for a set of four.
<span style='font-size:8pt;line-height:100%'><span style='color:blue'>1998 BMW 323is Coupe, Black
18" M3 Hyper Silver Rims
2 12" Rockford Fosgate Subs; Sealed
1.0 Farad Capacitor
800 Watt 2-Way Rockford Fosgate Amplifier</span></span>