OWC 8GB (2x4GB) PC3-8500 DDR3 1066MHz SODIMM 204 Pin Memory Upgrade Kit for all MacBook Pro 2008/2009/2010 Unibody, all MacBook 13" Unibody, Mac mini 2009 & Later, iMac 2009 Model OWC8566DDR3S8GP System
Timetec 8GB KIT(2x4GB) Compatible for Apple DDR3 1067MHz / 1066MHz PC3-8500 CL7 for Mac Book, Mac Book Pro, iMac, Mac Mini (Late 2008, Early/Mid/Late 2009, Mid 2010) SODIMM Memory MAC RAM Upgrade
Crucial Kit 8GB (2x4GB) 1066MHz DDR3 SODIMM PC3-8500 CL7 Notebook Memory for MAC | eBay