8GB Kit (2x4GB) PC3-8500 DDR3 1067MHz 1066MHz RAM Upgrade for Late 2008, Early/Mid/Late 2009, Mid 2010 MacBook, MacBook Pro, iMac, Mac Mini at Amazon .com
Apple Memory Module 8GB 1066MHz DDR3 (PC3-8500) - 2x4GB SO-DIMMs at Amazon .com
Rasalas 4GB 2Rx8 PC3 8500U DDR3 1066Mhz 1,5 V 240Pin No ecc DIMM Desktop PC RAM Memory Blue|RAMs| - AliExpress
Samsung DDR3 8GB 8192MB PC3-8500u 1066MHz Lodimm Lo-dimm Desktop Memory DRAM 240pin at Amazon.com
Kingston Technology Value RAM 8GB 1333MHz DDR3 PC3 10666 ECC CL9 DIMM DR x 8 with TS Desktop Memory KVR13R9D8/8 at Amazon.com