We might carry the part in-store, just would vary by store location. https://www.microcenter.com/search/search_results.aspx?N=&cat=&Ntt=macbook+pro+battery&searchButton=search If you do not see it here, I would suggest to stop by the store with your laptop and speak to our service team in-store, they would be able to review options with you for this in-store.
Submit photos and a description of your PC to our build showcase
See other custom PC builds and get some ideas for what can be done
Services starting at $149.99