Original one dun say lah
Disadvantages :
1)If ur battery water spill out, aiyo cannot imagine
2)U use battery power keng keng arr, u can smell battery smell in car
3)U no lock the position properly, go drift, aiyo (happen once)
4)y want to take ur belakang place where u can put more thing
5)Engine compartment tak cantik if nothing replace the battery place
6)Weight distribution (:D Ini tipu punya)