The auto parts manufacturing industry in the US is vital for the automotive sector, producing components crucial for both vehicle assembly and aftermarket sales. Companies in this space range from large corporations to smaller, specialized firms, offering everything from basic replacement parts to advanced safety systems. As vehicles continue to incorporate technology, the demand for electronic components is growing, driving innovation within the industry. The shift towards electric and autonomous vehicles is also shaping market dynamics, prompting manufacturers to adapt their offerings to meet evolving standards and regulatory requirements. Trends such as sustainability and digitization are also influencing the production processes.

This list includes a range of auto parts manufacturers, from large corporations to smaller firms, each with unique specializations. Companies like Flex-N-Gate and Henniges Automotive have roots going back to the mid-20th century, while newer entrants like Inteva Products are also making a mark. Most of these businesses operate in Michigan and surrounding states, likely due to the proximity to major automakers. The selection includes companies focused on essential components, assembly systems, and aftermarket solutions, showcasing their significance in the automotive supply chain and technology adaptation.

Continue reading to discover the top auto parts manufacturing companies in the US.

Top 18 Auto Parts Manufacturing Companies in the US

1. Wanxiang America Corporation

• Website: wanxiang.com
• Ownership type: Corporate
• Headquarters: Elgin, Illinois, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: December 2012
• Founded year: 1993
• Headcount: 1-10
• LinkedIn: wanxiang-america-corporation

Wanxiang America Corporation, founded in 1993 and based in Elgin, Illinois, is a prominent automotive parts manufacturer specializing in bearings and driveline components. The company serves a variety of automotive manufacturers and industrial clients, providing high-quality parts that are crucial for vehicle production. With a commitment to reducing manufacturing costs and enhancing product offerings, Wanxiang America leverages its global resources to effectively support its customers. As the U.S. arm of the Wanxiang Group, one of the largest automotive components manufacturers in China, Wanxiang America plays a significant role in the automotive supply chain. Their products are utilized in a substantial portion of vehicles produced today, highlighting their relevance and influence in the industry. The company is also involved in various initiatives, including the America-China Bridge Program, which facilitates trade between the U.S. and China, further solidifying its position in the automotive market.

2. Flex-N-Gate

• Website: flex-n-gate.com
• Ownership type: Private
• Headquarters: Warren, Michigan, United States (USA)
• Employee distribution: United States (USA) 49%, Canada 17%, Mexico 15%, Other 19%
• Founded year: 1956
• Headcount: 10001+
• LinkedIn: flex-n-gate

Flex-N-Gate, based in Warren, Michigan, is an automotive parts manufacturer with a rich history dating back to 1956. The company specializes in high-quality components, particularly bumpers and mechanical assemblies, catering to major automotive manufacturers worldwide. With a workforce exceeding 10,000 employees, Flex-N-Gate operates numerous production facilities and R&D centers across North America and Europe. Their innovative approach has led to over 850 patents, showcasing their commitment to advancing automotive technology. Flex-N-Gate emphasizes sustainability in its operations, striving to reduce its environmental impact while delivering defect-free products on time. Their recent accolades, including recognition as one of Canada’s Best Employers and a recipient of various supplier awards from General Motors and Ford, highlight their dedication to quality and employee satisfaction.

3. H & H Tool INC.

• Website: hhtool.com
• Ownership type: Private
• Headquarters: Lapeer, Michigan, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1979
• Headcount: 51-200
• LinkedIn: h-%26-h-tool-inc.

H & H Tool INC. is an auto parts manufacturer based in Lapeer, Michigan, with a history dating back to 1979. Originally a small tool-making company, it has evolved into a significant supplier of precision machined components for the automotive industry and beyond. The company operates from a modern 68,000 square foot facility, equipped with specialized machinery such as rotary transfer machines and CNC mills. H & H Tool prides itself on its commitment to quality, aiming for zero defects in its production processes. They utilize a cloud-based ERP system to enhance efficiency and responsiveness to customer needs. The company serves a variety of clients, from individual consumers to large businesses, providing high-quality auto parts for various vehicle types. Their focus on continuous improvement and investment in technology positions them as a reliable partner in the automotive manufacturing sector.

4. MPS - Multi Parts

• Website: multiparts.net
• Ownership type: Private
• Headquarters: Jupiter, Florida, United States (USA)
• Employee distribution: United States (USA) 48%, Poland 44%, China 7%
• Founded year: 1988
• Headcount: 51-200
• LinkedIn: multi-parts

MPS - Multi Parts, established in 1988 and based in Jupiter, Florida, is a manufacturer dedicated to producing aftermarket auto parts for passenger and commercial vehicles. The company prides itself on its engineering capabilities and manufacturing expertise, which allow it to deliver high-quality replacement parts. MPS serves a clientele primarily composed of businesses in the automotive sector, providing innovative solutions that improve vehicle performance and reliability. With facilities located in the USA, Europe, and Asia, MPS supports a global supply chain, ensuring efficient production and distribution. The company emphasizes a culture of constant innovation and a commitment to quality, which is reflected in its proprietary processes designed to enhance product functionality. MPS operates with a lean organizational structure, enabling it to respond swiftly to market demands and customer needs.

5. Henniges Automotive

• Website: hennigesautomotive.com
• Ownership type: Corporate
• Headquarters: Auburn Hills, Michigan, United States (USA)
• Employee distribution: Mexico 42%, United States (USA) 37%, Czech Republic 8%, Other 13%
• Latest funding: September 2015
• Founded year: 2007
• Headcount: 5001-10000
• LinkedIn: henniges-automotive

Henniges Automotive, founded in 2007 and headquartered in Auburn Hills, Michigan, is a manufacturer that specializes in automotive sealing solutions and glass encapsulation. The company serves original equipment manufacturers (OEMs) in the automotive sector, providing products that are essential for enhancing vehicle performance and ensuring quality. With a workforce of over 1,600 employees and a global presence, Henniges operates manufacturing and technical facilities across North America, Europe, and Asia. Their innovative approach to product development and commitment to customer satisfaction have earned them recognition in the industry, including being named a Supplier of the Year by General Motors in 2021. Henniges Automotive's focus on sustainability is also noteworthy, as they have received a Bronze Medal from EcoVadis for their sustainability efforts, reflecting their dedication to responsible business practices.

6. The Parts Authority

• Website: partsauthority.com
• Ownership type: Private Equity
• Headquarters: Lake Success, New York, United States (USA)
• Employee distribution: United States (USA) 95%, Mexico 4%
• Latest funding: October 2020
• Founded year: 1973
• Headcount: 5001-10000
• LinkedIn: partsauthority

The Parts Authority, established in 1973 and headquartered in Lake Success, New York, is a prominent distributor of automotive and truck parts in the aftermarket sector. The company specializes in providing a wide array of parts, including batteries, brake pads, and engine management components, to service centers, jobbers, and fleets. With a network of over 250 locations across the United States, Parts Authority facilitates both in-store and online purchasing, ensuring that customers have easy access to essential automotive components. The company collaborates with more than 400 suppliers to offer extensive coverage for both foreign and domestic vehicle applications. Its commitment to customer service and operational efficiency has made it a key player in the automotive parts distribution industry, catering to the needs of various commercial channels and e-commerce platforms.

7. Inteva Products

• Website: intevaproducts.com
• Ownership type: Corporate
• Headquarters: Troy, Michigan, United States (USA)
• Employee distribution: United States (USA) 30%, India 28%, Mexico 28%, Other 14%
• Latest funding: $755.0M, May 2019
• Founded year: 2008
• Headcount: 5001-10000
• LinkedIn: inteva-products-llc

Inteva Products is an automotive supplier based in Troy, Michigan, specializing in engineered components and systems for the automotive industry. Established in 2008, the company has quickly positioned itself as a key player by providing a variety of products, including Closure Systems, Interior Systems, and Motors & Electronics. Inteva's offerings are designed to meet the rigorous demands of over 100 global and regional automakers, showcasing their ability to deliver quality and innovation. The company emphasizes advanced manufacturing techniques and has invested in research and development across multiple continents. Inteva's commitment to sustainability and community involvement further enhances its reputation in the industry. With a workforce of over 3,400 employees and a global footprint that includes operations in countries like India, Mexico, and China, Inteva is well-equipped to support the evolving needs of the automotive market.

8. Austin Tri-Hawk Automotive, Inc.

• Website: tri-hawk.com
• Ownership type: Private
• Headquarters: Austin, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1998
• Headcount: 201-500
• LinkedIn: austin-tri-hawk-automotive-inc.

Austin Tri-Hawk Automotive, Inc. (ATA), founded in 1998 and located in Austin, Indiana, is a private automotive parts manufacturer. The company specializes in the production of integrated assemblies and structural supports, utilizing advanced stamping and welding technologies. Their product offerings include essential components such as dash assemblies, rear seat reinforcements, and tunnel assemblies, all designed to enhance vehicle safety and performance. As a subsidiary of G-Tekt Corporation, a prominent player in the automotive manufacturing sector, ATA benefits from a strong backing that enhances its operational capabilities. The company is dedicated to maintaining high standards of quality control and continuous improvement in its manufacturing processes, ensuring that they meet the rigorous demands of their Fortune 500 clients. With a workforce of around 120 employees, ATA is committed to fostering a safe and efficient work environment while striving to be a preferred supplier in the automotive industry.

9. JEGS Performance

• Website: jegs.com
• Ownership type: Private
• Headquarters: Delaware, Ohio, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1960
• Headcount: 201-500
• LinkedIn: jegs-high-performance

JEGS Performance, based in Delaware, Ohio, is a private retail company that has been serving the automotive community since its inception in 1960. The company specializes in high-performance automotive parts and accessories, providing a comprehensive selection that includes everything from engine components to safety gear. JEGS caters to a wide audience, including car enthusiasts, racers, and everyday consumers looking to enhance their vehicles. With a robust online presence, JEGS offers customers the convenience of shopping for quality products from the comfort of their homes. The company is known for its commitment to customer service, featuring options like same-day shipping and a price match guarantee, which further solidifies its reputation in the industry. JEGS has not reported any recent funding, indicating a stable operational model that has allowed it to thrive independently in a competitive market.

10. Ponteiras Rodrigues

• Website: ponteirasrodrigues.com.br
• Ownership type: Private
• Headquarters: United States (USA)
• Employee distribution: Brazil 100%
• Founded year: 1981
• Headcount: 201-500
• LinkedIn: ponteiras-rodrigues

Ponteiras Rodrigues is a private automotive parts manufacturer based in Joinville, Brazil, established in 1981. With a workforce of approximately 76 employees, the company specializes in producing high-quality replacement parts essential for vehicle maintenance and repair. Ponteiras Rodrigues caters to a wide range of customers, including retailers and end consumers, ensuring accessibility to vital automotive components. The company prides itself on its efficient logistics and quality assurance processes, which are supported by a dedicated internal logistics team and a fleet for timely deliveries. Annually, they produce over one million parts and maintain a catalog of more than 3,300 items, serving over 6,000 registered clients across more than 300 cities in Brazil. Their long-standing presence in the market and commitment to quality make them a significant contributor to the automotive parts industry.

11. UroTuning

• Website: urotuning.com
• Ownership type: Private
• Headquarters: Tampa, Florida, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: urotuning

UroTuning, based in Tampa, Florida, is an automotive parts retailer that specializes in OEM and aftermarket performance parts for European vehicles, including brands like Audi, BMW, VW, MINI, and Porsche. Founded in 2008, the company is privately owned and operated by automotive enthusiasts who share a passion for enhancing vehicle performance. UroTuning offers a wide range of products, from engine components to exhaust systems and accessories, all aimed at automotive enthusiasts looking to upgrade their vehicles. The company operates primarily online, providing customers with easy access to quality parts and exceptional service. UroTuning is also known for its involvement in the automotive community, having organized FixxFest, one of the largest European car shows in the Southeast, for over 20 years. This engagement highlights their commitment to the automotive culture and their ability to connect with customers on a personal level.

12. Mitsubishi Electric Automotive America, Inc.

• Website: meaa-mea.com
• Ownership type: Private
• Headquarters: Northville, Michigan, United States (USA)
• Employee distribution: United States (USA) 92%, Mexico 8%
• Founded year: 1979
• Headcount: 1001-5000
• LinkedIn: mitsubishi-electric-automotive-america

Mitsubishi Electric Automotive America, Inc. is an automotive manufacturer based in Northville, Michigan, specializing in the production of automotive components and engineering services. Founded in 1979, the company has built a reputation for delivering high-quality products that enhance vehicle production efficiency. With a workforce of approximately 1,000 to 5,000 employees, the company operates several facilities across the United States, including locations in Ohio, Kentucky, California, and Michigan. Their operations focus on manufacturing and engineering, providing essential components to automotive manufacturers. The company is dedicated to innovation and quality, ensuring that their products meet the evolving demands of the automotive industry. Their commitment to sustainability and social responsibility further underscores their role in the sector, as they strive to contribute positively to both the environment and the communities they serve.

13. GMB North America, Inc.

• Website: gmb.net
• Ownership type: Private
• Headquarters: South Brunswick Township, New Jersey, United States (USA)
• Employee distribution: United States (USA) 86%, Brazil 5%, Romania 5%, Other 5%
• Founded year: 1943
• Headcount: 51-200
• LinkedIn: gmb-north-america-inc-

GMB North America, Inc. is an automotive parts manufacturer based in South Brunswick Township, New Jersey. Established in 1943, the company specializes in a wide range of automotive components, including batteries, fuel pumps, water pumps, and more. GMB caters to both automotive manufacturers and repair shops, ensuring that their products meet or exceed original equipment specifications. The company prides itself on its commitment to quality assurance and customer satisfaction, with a distribution network that spans across the United States and beyond. GMB's product offerings have expanded over the years, reflecting their adaptability and responsiveness to market needs. They are recognized for their rigorous testing and quality assurance processes, which bolster their reputation in the industry.

14. FCP Euro

• Website: fcpeuro.com
• Ownership type: Venture Capital
• Headquarters: Milford, Connecticut, United States (USA)
• Employee distribution: United States (USA) 99%, Other 1%
• Latest funding: Series A, $25.0M, October 2023
• Founded year: 1986
• Headcount: 201-500
• LinkedIn: fcp-euro

FCP Euro, founded in 1986, is an automotive parts retailer based in Milford, Connecticut. The company focuses on replacement parts for European vehicles, offering a comprehensive online catalog that includes over 190,000 Genuine, OE, and OEM parts. Their product range covers essential components such as brake systems, engine parts, and maintenance supplies, catering to both individual consumers and businesses. FCP Euro prides itself on quality and customer service, providing fast shipping options and a Lifetime Replacement Guarantee on their products. The company has evolved from a local brick-and-mortar store to a robust online presence, significantly expanding its reach and inventory. With a recent funding round of $25 million in October 2023, FCP Euro is poised for continued growth and innovation in the automotive parts market.

15. Gibbs Die Casting Corporation

• Website: gibbsdc.com
• Ownership type: Private Equity
• Headquarters: Henderson, Kentucky, United States (USA)
• Employee distribution: United States (USA) 98%, Other 2%
• Latest funding: February 2025
• Founded year: 1965
• Headcount: 501-1000
• LinkedIn: gibbs-die-casting-corporation

Gibbs Die Casting Corporation, based in Henderson, Kentucky, is a manufacturer that specializes in precision die-cast, machined, and assembled products tailored for the automotive industry. Founded in 1965, the company has built a solid reputation over the decades, serving Tier One and Original Equipment Manufacturer (OEM) customers. Gibbs is known for its unique capabilities in both vertical and horizontal die-casting processes, which allow them to meet a wide range of customer needs efficiently. The company employs over 800 team members and is committed to quality and innovation, continuously investing in advanced engineering tools and processes. Their dedication to environmental stewardship is evident through their ISO 14001 certification, ensuring compliance with environmental laws and a focus on pollution prevention. Gibbs has also received recognition for its operational excellence and safety performance, further establishing its credibility in the automotive supply chain.

16. Pelican Parts

• Website: pelicanparts.com
• Ownership type: Private
• Headquarters: Los Angeles, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1997
• Headcount: 51-200
• LinkedIn: pelican-parts

Pelican Parts, founded in 1997 and based in Los Angeles, California, is a private auto parts retailer that specializes in performance and OEM-quality replacement parts for a range of European car brands, including Porsche, BMW, Mercedes-Benz, MINI, Audi, Volkswagen, Saab, and Volvo. The company serves automotive enthusiasts and vehicle owners by providing a comprehensive selection of products for maintenance and upgrades. Their website features an extensive catalog, DIY articles, and forums, fostering a community of car lovers who seek both parts and knowledge. Pelican Parts emphasizes customer service with features like order tracking and a lifetime replacement program, enhancing the shopping experience for their clientele. With a dedicated workforce of around 41 employees, Pelican Parts has established itself as a reliable source for quality auto parts in a competitive market.

17. ABC Manufacturing Inc

• Website: abcgroupinc.com
• Ownership type: Private
• Headquarters: Loveland, Colorado, United States (USA)
• Employee distribution: Mexico 100%
• Founded year: 1974
• Headcount: 1-10
• LinkedIn: abc-manufacturing-inc

ABC Manufacturing Inc, operating under the name ABC Technologies, is an automotive parts manufacturer based in Loveland, Colorado. Established in 1974, the company has built a reputation for producing a wide array of automotive systems and components. They serve major original equipment manufacturers (OEMs) in the automotive industry, providing innovative solutions that enhance vehicle performance and efficiency. ABC Technologies is recognized for its commitment to product innovation, holding hundreds of patents related to materials technology and processing systems. Their product offerings include interior systems like floor consoles and door trim panels, exterior systems such as bumper systems and body side moldings, HVAC distribution systems, air induction systems, fluid management systems, and flexible products. The company emphasizes advanced manufacturing techniques and has a global supply chain, with a significant presence in Mexico. ABC Technologies continues to focus on enhancing vehicle performance and sustainability through its innovative automotive solutions.

18. Toyoda Gosei Americas

• Website: toyodagosei.com
• Ownership type: Private
• Headquarters: Troy, Michigan, United States (USA)
• Employee distribution: United States (USA) 59%, Mexico 19%, Brazil 11%, Other 10%
• Founded year: 1986
• Headcount: 10001+
• LinkedIn: toyoda-gosei

Toyoda Gosei Americas, founded in 1986 and based in Troy, Michigan, is a prominent automotive parts manufacturer. The company specializes in engineered products that enhance vehicle safety and aesthetics, providing a wide range of components including functional parts, interior and exterior elements, and advanced safety systems. With a workforce of over 14,000 employees across 26 locations in the Americas, Toyoda Gosei plays a significant role in supporting automotive manufacturers in meeting stringent safety and design standards. Their commitment to innovation is evident in their ongoing research and development efforts, which focus on creating advanced technologies that benefit society. The company has received accolades for its quality and service, including the FCA North American Supplier of the Year award, underscoring its reputation in the industry.

Auto Parts Manufacturing Insights: Key Companies in the US

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