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The Best High Output Alternators, Starters, Parts, Kits & More Shipped from the USA

We prioritize quality, attention to detail, and specifications over the lowest price. Quality products are always worth the investment. Choose DuBois Performance for top-notch solutions. Leveraging our expertise to create innovative Charging & Starting problem-solving products

Shipping from multiple locations: Los Angeles, CA, Orlando FL, Southaven MS, Allentown PA, Atlanta GA, Kansas MO, Cincinnati OH, Blaine MN. Not all products available at all locations. Call ahead if urgent.

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  • 10Si and 15Si, Type 116 and 136 Alternator Repa...

    Figure 1 -- Typical 10Si AlternatorIntroductionTo The 10Si Type AlternatorThe alternator illustrated in Figures 1 and 2 features a solid state regulator that is mounted inside the generator slip ring...

    10Si and 15Si, Type 116 and 136 Alternator Repa...

    Figure 1 -- Typical 10Si AlternatorIntroductionTo The 10Si Type AlternatorThe alternator illustrated in Figures 1 and 2 features a solid state regulator that is mounted inside the generator slip ring...

  • 10Si and 15Si, Type 116 and 136 Alternator Repa...

    Introduction 10Si Alternator Operating Principles Troubleshooting Procedures Alternator Repair Disassembly Rotor Field Winding Checks Diode Trio Check Rectifier Bridge Check Stator Check Brush Holder and Regulator Replacement Slip Ring Servicing...

    10Si and 15Si, Type 116 and 136 Alternator Repa...

    Introduction 10Si Alternator Operating Principles Troubleshooting Procedures Alternator Repair Disassembly Rotor Field Winding Checks Diode Trio Check Rectifier Bridge Check Stator Check Brush Holder and Regulator Replacement Slip Ring Servicing...

  • Bearing Replacement, Reassembly, and Testing: D...

    Bearing Replacement The drive end bearing is sealed on both sides and requires no added lubrication. The bearing inner race is a slip fit over the shaft. A drive end...

    Bearing Replacement, Reassembly, and Testing: D...

    Bearing Replacement The drive end bearing is sealed on both sides and requires no added lubrication. The bearing inner race is a slip fit over the shaft. A drive end...

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Our Innovative Extreme Duty Dual Rectifier Alternator

This product was developed by us as a innovative solution to Bridge Rectifier failure problems associated with the CS144 alternator in high demand use.

The Original "Extreme Duty" Dual Rectifier Alternator
150, 170, 200, 250, and now on Special Order 350 Amp versions, Call for Details

The Bridge Rectifier is the #1 part that fails in high output alternator applications, What is the Bridge Rectifier and why is it important? . Stop replacing, upgrade to the alternator that lasts!

The Ultimate Choice for Powering your Hydrogen Experimental Fuel Supplement system, Car Audio System, Off Road Lights, Emergency Vehicles, Compressors , Winches , Inverters , on-vehicle Welders, Battery Isolators , and more

Order Today

Chrysler, Dodge, Jeep External Regulator Conversion Kit

Our exclusive unique External Voltage Regulator kit was developed buy us to solve the problem of computers where the voltage control has failed in the computer yet the computer runs the vehicle just fine. No one else offers this product.

Is your Alternator Over Charging?
Did it quit working because of a broken vehicle computer?
You have a new High Output Alternator and you don't want to risk breaking your computer?

Bypass A Broken Alternator Field Module in your PCM or ECU (computer) to get your alternator working or Prevent Damage to your computer from your High Output Alternator.

Shop Now

Ford Type 6G Series, Heavy Duty, High Output Alternator for PowerStroke Diesel and Gas Engines.

The standard small-case 110 Amp 6G alternator in Power Stroke Diesels since 1999 has been unreliable, often failing due to the Bridge Rectifier.

Our solution? Upgrade to the large-case 6G DuBois Performance system!

  • Top-quality components
  • EXTRA HEAVY DUTY internal Bridge Rectifier
  • EXCLUSIVE External Rectifier option for maximum durability

This solves output and reliability issues common in Ford F-Series, E-Series, Excursion, Super Duty, and other Power Stroke Diesel trucks.

Benefits of the large-case upgrade:

  • More power at idle
  • Greater reliability at higher outputs
  • Ideal for powering hydrogen/oxygen fuel systems, winches, stereos, trailers, off-roading, and more

We also offer 3G High Output Alternators for:

  • 1998 and older 7.3 Diesels
  • Other Ford gas vehicles

Upgrade your alternator today for improved performance and peace of mind!

Key takeaway: If you have a Power Stroke Diesel from 1999-2009, consider upgrading to a large-case alternator for better power and reliability.

Check Out Our Selection

Ford, Chevy/GM, and Dodge/Jeep Heavy Duty Alternators for Snow Plow Trucks

Just in time for the snow season. Our Exclusive proprietary Extreme Duty Dual Rectifier CS144 has what it takes to power up your dimming snowplow. We specialize in innovative high output alternators for vehicles converted to snow plowing.

Delco Type 10Si/12Si, AD244, CS144 Series. Ford Type 3G and 6G Series. and Dodge Type Nippondenso Type Units

Plow pumps, lights, flashers, and cold temps rob your vehicle's electrical system of power, you need more power at idle. We offer only large case alternator, maximizing your low-end output.

Chevy Truck High Output Charging System for Most GM Trucks

Upgrade Your GM's Power with the AD244 High Output Alternator

Tired of your GM's weak charging system? Upgrade to the AD244 Large Body High Output Alternator and experience a whole new level of performance!

Benefits:

  • 100% Brand New: No core charge required, saving you money and hassle.
  • Exclusive External Bridge Rectifier: The latest technology for unmatched reliability and performance, even under the most demanding conditions.
  • Proven Performance: The AD244 has a track record of excellence in even the toughest applications.
  • Direct Replacement: Fits almost every Chevy & GM Truck or SUV from 1999-2009*, making installation a breeze.
  • Versatile: Can also be retrofitted for earlier models, extending its benefits to a wider range of vehicles.
  • Ideal for: Avalanche, Silverado, Escalade, Yukon, Suburban, Sierra, Trailblazer, Tahoe, Late Model Vortec V-8s, and more!

Don't settle for a weak charging system. Get the power you need with the AD244 High Output Alternator.

Not sure if it's right for you? Call our experts at (616) 209-8472. We're happy to help!

*Please confirm compatibility with your specific vehicle.

Click here for more info, price and to buy

Secure Payments & Quality Products

Pay securely with your credit card through PayPal - a trusted leader in online payments. No PayPal account needed.

At Quick Start, we prioritize quality. We understand that superior products may not always be the cheapest, but we believe in providing value that lasts.

Fast Shipping & Expert Support

We ship stock alternators and starters from the nearest location for quick delivery. High output and performance orders ship from Michigan.

Need it urgently? Call (616) 209-8472 to check stock.

Search our extensive inventory by part number or keywords like Kohler, John Deere, Honda, etc.

Can't find what you need or have a question about your charging system? Our experts are here to help with conversions, adaptations, and troubleshooting. Call (616) 209-8472.

Wide Selection for All Your Needs

  • Power Equipment & Motorcycle Units: Small engines, tractors, utility vehicles, and more.
  • Heavy-Duty Applications: Marine, industrial, farm, truck alternators, and starters.
  • Small Motors & Specialty: Snow plows, lift gates, winches, hydraulic pumps, slot shaft motors.
  • Ford & GM: Heavy-duty, stock, high output, and chrome alternators.
  • Dodge, Chrysler, Jeep: High output, stock, and chrome charging systems.
  • Import Vehicles: High output and stock alternators.

Easy Ordering

Order online, by phone at (616) 209-8472, or even pay by check or money order.

Note: Additional shipping charges apply for orders outside the continental US.

Shop with confidence at Quick Start – Your trusted source for quality alternators and starters!