OEM style replacement pump, it’s designed and tested to operate even with low voltage to ensure a vehicle will start if it has a low battery. Rigorous OE-testing insures the pump can withstand extreme temperatures ranging from -25 to 150F. Designed for flawless electrical installation with increased terminal size and enhanced connectors. Elimates excessive electrical resistance, improves heat dissipation, and boosts current flow capacity. Some wiring required if your car has the factory pump still.