Apple MacBook Pro 13.3" (Mid-2009) Core 2 Duo, 4GB RAM, 160GB HDD – Service Batt – ASA College: Florida
A-Tech for Apple 4GB Kit (2X 2GB) DDR3 1067MHz / 1066MHz PC3-8500 SODIMM Memory RAM
OWC 6GB (2GB + 4GB) PC8500 DDR3 1066MHz SO-DIMMs Memory Compatible with Late 2008, Early 2009, Early 2010 MacBook, MacBook Pro Unibody Models, 2009/2010 Mac Mini, 2009 iMac Models at Amazon.com
Apple MacBook Pro 13-inch Mid 2009 - 2.53GHz Core 2 Duo Laptop RAM Memory | Kingston