for Macbook Pro Retina 15 inch A1398 2013 2014 2015 923-0668 923-0669 Left and
Review: Apple's mid-2014 15-inch MacBook Pro with Retina display | AppleInsider
Left CPU Fan for MacBook Pro Retina 15" A1398 (Late 2013,Mid 2014)
Amazon.com: Padarsey Replacement CPU Cooling Fan Left and Right Set Compatible for 15" MacBook Pro A1398 2013 2014 2015 Series, Compatible Part Number KDB06105HCA03AEL KD06105HCA04AEM : Electronics