High Output Alternator for Dodge Charger (2012-2013) 6.4L

High-Amp 300A High Output Alternator for 2012-2013 Dodge Charger (LD)

What it Does: The high output alternator replaces the lower-output factory charging unit on the 2012-2013 Charger to supply continuous 300-amp electrical capacity, stabilizing system voltage under extreme electrical loads.

The Stock Dodge Charger Charging Limitation

Factory alternators on the LD chassis cannot handle modern high-draw electrical demands such as competition audio setups, high-flow electric fuel pumps, aftermarket thermal cooling fans, and additional lighting. Under continuous high-amperage draws or engine bay heat soak, factory internal diodes overheat, triggering substantial voltage drop below 12.6V. This parasitic drop creates spark blowout, erratic powertrain control module (PCM) communication faults, and premature battery degradation.

The Engineering Solution

This Made-in-USA 300A unit resolves electrical starvation through high-efficiency hairpin windings, low-resistance copper stators, and high-temp rated internal rectifiers with heavy-duty avalanche diodes. Built inside a precision-cast aluminum housing for accelerated heat dissipation, it delivers superior idle amperage along with a stable 300-amp peak threshold. It maintains uninterrupted 14.4V charging voltage to safeguard vital vehicle computers and support power-hungry aftermarket accessories without thermal clipping.

What's Included

• 1x 300 Amp High Output Alternator

Technical Specifications

Compatibility

• 2012-2013 Dodge Charger SRT8 6.4L V8
• 2012-2013 Dodge Charger SRT8 Super Bee 6.4L V8

Frequently Asked Questions & Fitment Warnings

Does this fit the LD Charger?

Yes, this is a direct bolt-on fit for the 2012-2013 Dodge Charger equipped with the 6.4L 392 HEMI engine.

Do I need to upgrade my charging cables with this 300-amp unit?

Yes, running a "Big 3" wiring upgrade with 1/0 AWG power and ground cables is mandatory to safely transmit the 300-amp capacity without overloading OEM harness wiring.

The Dodge Muscle Standard

Engineered for high-demand SRT muscle platforms to eliminate power dips, delivering reliable electrical current during heavy acceleration and wide-open throttle passes.