Apple MacBook Pro Retina 13" A1502 2015 2.7GHz 8GB RAM Logic Board 820-4924-A | eBay
MacBook Pro 13" Retina Display Late 2013 Logic Board Replacement - iFixit Repair Guide
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Upgrading Ram in a Macbook Pro 13" | How to Upgrade Ram on 13" Macbook Pro - YouTube
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