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30% Off Online Orders of Select Parts and Accessories. Enter Promo Code PEP30 in Cart

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30% Off Online Orders of Select Parts and Accessories
Receive 30% Off Your Online Purchase. Use promotional code PEP30 at checkout to receive discount. Not valid in combination with any other discounts or promotions. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Excludes the following categories: Tires, Wheels, Batteries, Powerstop Brake Kits, Oil, Antifreeze, Refrigerant, Truck Boxes, Vent Visors, Bug Shields and BRANDS: Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Thule, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, JVC, MSD and BBK Performance. Valid online until 2:59 am EST on 10/27/16. Online orders scheduled for in-store pick up must be completed by closing on 10/26/16 for discount to apply.

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  • Part #: 66438 |
  • SKU: 20058891

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Pay in Store Available

    • 100% New 100 AMP GM alternator.
    • GM internal regulator.
PayPal available for online purchases. Major credit cards accepted online and in store. Pay online, in-store or take advantage of our Pep Boys credit card. Learn more and see additional details in cart.

Proform Alternator, 100 AMP

Alternator-100 AMP; GM Style with Internal Regulator; Standard Natural Finish; 100% New; GM 10si Case Style; Uses Existing Mounting Brackets and Electrical Hook-Up. Sold Individually
  • 100% New 100 AMP GM alternator.
  • GM internal regulator.
  • Available for about 1/2 the cost of competitive models, these reliable internal-fan units are compact and powerful.
  • Use existing mounting brackets and electrical hook-up.