OWC Install Videos
15-inch MacBook Pro with Retina (Late 2013 - Mid 2015)
How to Upgrade/Replace the Battery in a 15-inch MacBook Pro with Retina Display (Late 2013 - Mid 2015)
Professional Installation Highly Recommended
Due to the complex nature of this installation, OWC recommends that this battery replacement be performed by a trained professional. OWC assumes no responsibility for damage that may occur during installation.
Pro-grade performance: up to 252MB/s real-world speed.
More Powered Thunderbolt / USB-C for More Devices, Faster Connect
For most Apple Macs 2008-2015, OWC Docks w/mini-Displayport. Supports Digital Audio when present.