800GSM microfiber towel.
https://www.amazon.com/gp/product/B0...?ie=UTF8&psc=1
Lanka - great product for touch up paint cleanup. Best to use a t-shirt or any cloth without long fibers. The goal is to remove the paint on top of the clear coat but not inside the chip.
https://www.amazon.com/Langka-LANGKA...VT71W67G5JMHNN
Key fob case replacement
How to replace: I did have to cut open the original but the new one simply clamps shut
CR2450 key fob batteries
https://www.amazon.com/Sony-CR2450-L...SBENYNXKRG5ZN9
CTEK 40-206 MXS 5.0-12 Volt Battery Charger My previous vehicle (E60 M5) was on the original battery for 8 years. Not that it was causing issues at the 8 yr mark, just though it was time to replace. Vehicle is plugged in (via engine bay) every day.
https://www.amazon.com/CTEK-40-206-5..._ob_title_auto
For those who rather have a BMW sticker vs CTEK.
https://www.amazon.com/BMW-4-3-Batte.../dp/B00L1JUUVS
https://www.shopbmwusa.com/PRODUCT/4...ATTERY-CHARGER