High Output Alternator for Ford Transit (2015-2018) 3.5L 3.7L

Heavy-Duty 350-Amp High Output Alternator for 2015-2018 Ford Transit (V363)

What it Does: The 350-amp high output alternator replaces the factory charging unit on the 2015-2018 Ford Transit to deliver massive continuous electrical current for heavy auxiliary power draws, commercial upfits, and campervan conversions without voltage drop.

The Stock Ford Transit Charging Limitations

Factory charging systems on the V363 platform are equipped with standard 150A to 210A alternators engineered strictly for basic vehicle electronics. When running power inverters, secondary battery banks, hydraulic lift gates, or refrigeration systems, the OEM unit suffers severe thermal saturation. Excessive stator heat causes steep voltage drop-off at idle, leading to undercharged auxiliary batteries, intermittent electrical fault codes, and premature diode pack burnout under continuous commercial loads.

The Engineering Solution

Built in the USA, this heavy-duty unit delivers a massive 350-amp continuous rating to stabilize charging systems under punishing duty cycles. Utilizing precision hairpin stator windings and premium heavy-duty avalanche diodes, it maximizes efficiency and drastically lowers operating resistance. The heavy-duty rotor and dual internal cooling fans dissipate thermal build-up rapidly, preventing heat soak and delivering reliable 14.4V output even at low engine idle speeds. It mounts directly to factory brackets using standard serpentine drive belt geometry.

What's Included

• 1x 350-Amp High Output Alternator

Technical Specifications

Compatibility

• 2015-2018 Ford Transit-150 (3.5L EcoBoost, 3.7L Cyclone V6)
• 2015-2018 Ford Transit-250 (3.5L EcoBoost, 3.7L Cyclone V6)
• 2015-2018 Ford Transit-350 / 350 HD (3.5L EcoBoost, 3.7L Cyclone V6)

Frequently Asked Questions & Fitment Warnings

Does this fit the V363 Transit?

Yes, this is a direct bolt-in fit for the 2015-2018 Ford Transit equipped with the 3.5L EcoBoost or 3.7L Cyclone V6 engine.

Do I need to upgrade my battery charging cables?

Yes, running a minimum 1/0 AWG fused power lead and upgraded ground cables (Big 3 upgrade) is mandatory to safely carry 350-amp charging current.

The Ford Commercial Standard

Fleet and commercial applications demand uncompromising durability. Built to exceed factory load parameters, this high-output alternator ensures continuous charging stability during heavy towing, sustained worksite auxiliary power extraction, and demanding multi-battery operations.