Yes. porterfield makes stock pads. Never used 'em but heard mostly bad things about EBC. Never used 'em either, but I'll be using Hawk HP's. Street Compound. They make a HP Plus, but I have 993 brakes, so no need. Some links:
Porterfield---
www.porterfield-brakes.com
Hawk---------
www.hawkperformance.com