In this video I replace the battery in my 911. Porsche recommends reprograming the car for the new battery, however we are not doing that. We'll see how the performers and if there is any difference in the life span. Below are the links for the tools I used to maintain power to the car while removing the battery.

Schumacher SEC-12V-OBD Memory Saver Adapter Cable
by Amazon.com
Learn more: https://www.amazon.com/dp/B009PHKPI6/...

Schumacher PC-6 70W 12V AC to DC Power Converter,Black
by Amazon.com
Learn more: https://www.amazon.com/dp/B0012BL8LG/...

iCarsoft PORSCHE SCANNER TOOL AIRBAG SRS CODE READER OIL RESET i960 911 997 981
by Quick Ship Auto Parts
Learn more: https://www.amazon.com/dp/B015DN8OIS/...

Porsche Charge-o-mat Pro Battery Maintainer and Charger
by Porsche Conshohocken
Learn more: https://www.amazon.com/dp/B00SVEA9I0/...