• As seen on
Scroll to Top

Select Your Vehicle

Find parts that fit your vehicle or shop by brand




      Buy now and pay later with easy fixed monthly payments. Learn more

      The largest in-stock selection of GM restoration parts and accessories.

      For 38 years we’ve provided the classic car enthusiast with exceptional quality restoration, aftermarket and high performance parts. We take great pride to insure that every part and accessory we stock and sell are of the highest quality standards. It’s how we have built our reputation.

      Our vision remains: To provide you with the absolute best quality and service anywhere, period. Our goal is to insure that your OPGI buying experience is remarkable in every way!

      OPGI’s 130,000 sf. Headquarters in Seal Beach, CA
      Stop by the OPGI Showroom
      Extensive In-Stock Selection
      Professional Shipping Center

      SEMA-ARMO Business of The Year

      Original Parts Group had the honor of accepting ARMO’s coveted Business of the year award twice at the SEMA Show. This award is presented to the company that has demonstrated exceptional service, integrity and business ethics, as well as made a commendable contribution to the restoration industry.

      Original Parts Group also received General Motors “Best Restored GM Vehicle” award at SEMA four of our six years — for vehicles restored entirely with OPGI restoration parts.

      Shop By Brand

      View All Brands

      What Our Customers Are Saying