VW, Porsche, Audi Etron GT 12V 40ah Lithium Ion Battery LiFePO4 battery manufactured by A123 Systems. This battery will replace part numbers; 9J1915169,P019481,9J1915105K,9J1915105J The battery part number listed on top of the battery is different to Porsche/Audi/VW but the battery is compatible with these models. Fully working order, voltage is present on the terminals. £100 refund upon return of your faulty battery.
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