Autozone dud batteries sold to the public

If I could I would give them no stars brought a battery from them brand new 8 months later this thing is dud went to the store receipt in hand these people test the battery and it fail tell me they cant claim the thing says the poles is *****ed paid R2000 for a 652 12v battery and they could not claim me a new one after 8 months selling an inferior product and dont want claim I think its just a mf ****