Searching for a 2005-2008 Ford Mustang 4.0L alternator? The TERREPOWER (formerly BBB Industries) Remanufactured Alternator 8437 drops in as a direct-fit charging replacement for the 2005-2008 Ford Mustang 4.0L, keeping the battery charged and every electrical system powered while the engine runs.
The alternator converts mechanical energy from the engine's belt drive into electrical current, recharging the battery and supplying the vehicle's lights, ignition, and accessories. This is a premium-quality remanufactured unit designed for dependability and reliability throughout the vehicle's service life.
If a worn-out alternator is behind your dimming headlights, an illuminated battery/charging warning light, or a battery that keeps going dead, this replaces it. Diagnose the charging system first to confirm the alternator is the cause. See the Buyer's Guide tab for full fitment details.
Interchange: 4R3T-10300-AA · 4R3T-10300-AB · 4R3Z-10346-AA · 6R3Z-10346-A
4R3T10300AA · 4R3T10300AB · 4R3Z10346AA · 6R3Z10346A
This part cross-references / interchanges with the following part numbers:
Does this alternator fit the 2005-2008 Ford Mustang 4.0L?
Yes — it's a direct-fit replacement for the 2005-2008 Ford Mustang 4.0L. Check the Buyer's Guide tab to confirm your exact engine and configuration before ordering.
Is this a new or remanufactured alternator?
It's a premium-quality remanufactured alternator, rebuilt for dependable, reliable charging throughout the vehicle's service life.
What does the alternator do?
It converts engine belt-drive power into electrical current, recharging the battery and powering the lights, ignition, and accessories while the engine runs.
What are the signs my alternator may need replacing?
Dimming or flickering lights, a lit battery/charging warning light, a whining noise, or a battery that keeps dying. Have the charging system diagnosed first to confirm the cause.
What numbers does this alternator interchange with?
It replaces 4R3T-10300-AA, 4R3T-10300-AB, 4R3Z-10346-AA, and 6R3Z-10346-A.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
