As an alternative, we're running a sale on Baer Brakes right now, that will save you 10-15% off of retail, and the nice thing about Baer is they will provide everything you need to do the install. They have kits ranging from their 13" Track system, all they way up to their six piston mono block caliper, and 14" rotor, like what we are using on our 67 Chevelle:
