Classic GM Restoration & Performance Parts @ OPGI.com

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US & Canada Phone Number 1-800-243-8355

International Phone Number 1-562-594-1000

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All the parts I have received from OPG have been great and I would recommend that other Pontiac folks order parts from OPGI

– Tinker

Ways to Save with OPGI

FREE Ground Shipping On Orders Over $99

Free Ground Shipping applies to orders over $99 shipped within the contiguous United States.
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Huge clearance deals for great values on hundreds of items. Save up to 55% before they're gone!
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OPGI's Frequent Buyer Rewards Program lets you earn points for every dollar you spend.
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We’ll price match any currently advertised retail price offered by a retail competitor.
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Over 37 Years of Doing It Right

Original Parts Group, Inc. has provided the classic car hobbyist with outstanding customer service and the highest quality restoration parts for over 37 years. We take great pride in making sure the parts we offer are the best of the best, thoroughly testing them on our own vehicles first. Fitment and function have to be perfect, as does every form, contour, texture and pattern. Only after we’re completely satisfied a part has met the highest standards for quality is when we’ll offer them to you, our most valuable asset!

We offer the world’s largest in-stock selection of GM restoration parts and accessories.

With OPGI, you’re not only getting factory-correct premium quality parts, you won’t have to wait long for delivery. Our 100,000+ square foot state-of-the-art facility allows us to stock huge quantities of parts.

We're Car People Just Like You

We've recieved ARMO’s coveted Business of the Year award at the 2015 & 2017 SEMA Shows.
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Largest selection of premium quality parts shipped quickly from our state-of-the-art facility.
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Original Parts Group has earned the prestigious Best GM Restored Vehicle Award four times!
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Professional customer service from car experts with access to dozens of original cars to test fit parts.
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About Original Parts Group Inc. Learn More

OPGI manufactures and sells parts for Chevelle, El Camino, Monte Carlo, Corvair, GTO, LeMans, Tempest, Grand Prix, Bonneville, Catalina, Cutlass, 442, Skylark, GS, Riviera, Regal, T-Type, Grand National, and classic Cadillacs. Established in 1982 as an authorized GM parts dealer, you can always count on Original Parts Group to supply high quality parts, with expert advice and best-in-class service.