brake help please

The thread you are prolly looking for for the KH four piston calipers and mustang rotors is http://www.forabodiesonly.com/mopar/showthread.php?t=20544

The rears can be had for $500 for a complete kit that summit sells.
http://www.summitracing.com/parts/S...922533+4294839009+4294746628+115&autoview=sku