661-6159 Logic Board 2.8 GHz For MacBook Pro 13 inch Late 2011 A1278 MD313LL/A, MD314LL ( 820-2936-B ) Published July 19, 2017 at 350 × 350 in 661-6159 Logic Board 2.8 GHz For MacBook Pro 13 inch Late 2011 A1278 MD313LL/A, MD314LL ( 820-2936-B )