Antigravity H6/Group-48 Car Battery.
This is a common factory size for Porsche.
Direct fit replacement.
Purchased October 2019 and I only used it for 2.5 months then sold the car.
This is the 24Ah version and weighs only 9.8 lbs.
Asking $400.
https://antigravitybatteries.com/produc ... e/ag-h6-rs
Robert Joe
(760) 445-1880