The automotive parts manufacturing industry in California is bustling and diverse, comprising a vast number of companies that specialize in creating high quality parts and components for vehicles. Ranging from brake kits and components to air filters and superchargers, these firms cater to a wide spectrum of needs. As the industry evolves in parallel with technological advancements, there is a notable shift towards producing more environmentally friendly and sustainable products. With California at the center-stage of the green movement, these companies are pioneering change in the automotive industry, providing high-performance yet sustainable solutions for the modern automotive market.


Top 22 automotive parts manufacturing companies in California

1. W.E.

  • Website: wilwood.com
  • Headquarters: Camarillo, California, United States
  • Founded: 1977
  • Headcount: 201-500
  • LinkedIn

Wilwood is a company that specializes in manufacturing and selling high-performance brake kits and components for automobiles, trucks, motorcycles, and industrial applications. They offer a wide range of products including calipers, master cylinders, rotors, brake pads, and more. With a focus on power, control, and precision, Wilwood provides reliable braking solutions for racing enthusiasts and automotive professionals.


2. Centric Parts

  • Website: centricparts.com
  • Headquarters: Carson, California, United States
  • Founded: 2000
  • Headcount: 501-1000
  • Latest funding type: Private Equity
  • LinkedIn

Centric Parts is a company that specializes in manufacturing and distributing brake products for various vehicles. They offer a wide range of brake rotors, brake pads, and other braking components. With their high-quality and reliable products, Centric Parts aims to provide customers with superior braking performance and safety.


3. Edelbrock Corporation

  • Website: edelbrock.com
  • Headquarters: Torrance, California, United States
  • Founded: 1938
  • Headcount: 501-1000
  • Latest funding type: Private Equity
  • LinkedIn

Edelbrock is a company that specializes in automotive aftermarket parts and accessories. They offer a wide range of products including air filters, camshafts, carburetors, crate engines, cylinder heads, fuel injection systems, superchargers, and more.


4. Motorcar Parts of America

  • Website: motorcarparts.com
  • Headquarters: Torrance, California, United States
  • Founded: 1968
  • Headcount: 1001-5000
  • Latest funding type: Ipo
  • LinkedIn

Motorcarparts.com is a company that specializes in providing a wide range of automotive components, including turbochargers, starters, alternators, master cylinders, hub assemblies and bearings, brake power boosters, drums and rotors, brake pads and shoes, and calipers. They offer both new and remanufactured components, backed by industry-leading technical and logistical support. Their products cater to major retail chains, traditional warehouse distributors, and original equipment suppliers.


5. Omni Connection Intl

  • Website: omni-conn.com
  • Headquarters: Corona, California, United States
  • Founded: 1992
  • Headcount: 1001-5000
  • Latest funding type: Acquired
  • LinkedIn

Omni Connection International specializes in manufacturing wire harnesses for automotive and electronic applications with a competitive edge on quality, delivery, and price.


6. US Motor Works, LLC

  • Website: usmotorworks.com
  • Headquarters: Santa Fe Springs, California, United States
  • Founded: 1995
  • Headcount: 51-200
  • LinkedIn

US Motor Works is a company that specializes in automotive products, including water pumps, fan clutches, fuel pumps, timing kits, and cooling products. They offer a wide range of high-quality and reliable products to ensure maximum performance and longevity. With a focus on innovation and customer satisfaction, US Motor Works constantly brings new products to the market while providing excellent customer service.


7. Curtis Maruyasu America Inc

Curtis Maruyasu America, Inc. is a subsidiary of Maruyasu Industries Company LTD. in Japan. They specialize in the fabrication of fluid and gas control products and technology for the automobile industry, including tubing for fuel, brake and clutch, torque tubes, oil cooler tubes, EGR pipes, and more. Their products are manufactured from low carbon, aluminum, stainless steel, and multi-layer nylon tubing.


8. Fuji Industries Corp

Fuji Industries Corporation is a company that specializes in manufacturing automotive products. With its ISO/IATF 16949 certification, the company has established systems for development, sales, manufacturing, and quality. Their products are utilized in various aspects of automobiles, including engine, steering, trunk, headlamp, door mirror, power window, fuel pump tank, and corner sensor.


9. Rare Parts Inc

  • Website: rareparts.com
  • Headquarters: Stockton, California, United States
  • Founded: 1981
  • Headcount: 11-50
  • LinkedIn

Rare Parts is a manufacturer and supplier of steering and suspension parts for classic cars and 4x4 trucks. They offer high-quality products and also provide custom-built parts. With over 40 years of experience, Rare Parts is known for their commitment to excellence and customer satisfaction.


10. Hust Brothers Inc

  • Website: hust.com
  • Headquarters: Marysville, California, United States
  • Founded: 1919
  • Headcount: 11-50
  • LinkedIn

Hust.com is a leading automotive parts house with 10 locations in Northern California. They specialize in providing a wide range of parts for automotive, industrial, agricultural, marine, hydraulics, welding, and small engines. They also offer services such as brake shoe relining, rotor/drum turning, hydraulic hose making, and heavy duty truck parts.


11. Mission Trading Company (MTC Parts)

  • Website: mtcparts.com
  • Headquarters: Livermore, California, United States
  • Founded: 1984
  • Headcount: 11-50
  • LinkedIn

MTC Parts is a wholesale auto parts manufacturer and distributor of aftermarket and OEM parts for import and domestic vehicles. They specialize in rubber, engine, suspension, electrical, and heavy-duty parts and accessories. Their products have been installed in over 20 million vehicles worldwide.


12. Los Angeles Sleeve Co

  • Website: lasleeve.com
  • Headquarters: Santa Fe Springs, California, United States
  • Founded: 1945
  • Headcount: 11-50
  • LinkedIn

L.A.Sleeve Co., Inc. specializes in manufacturing cylinder sleeves for auto/high performance, ATV/UTV, off-road/motocross, street/V-twin, heavy duty industrial, marine, personal watercraft, snowmobile, and scooter/kart.


13. Ichia Usa Inc

  • Website: ichia.com
  • Headquarters: Chula Vista, California, United States
  • Founded: 1983
  • Headcount: 51-200
  • Latest funding type: Ipo
  • LinkedIn

Ichia is a global leading component supplier with over 30 years of proficiency in manufacturing electronic components. They offer advanced technologies, manufacturing processes, and professional services to clients worldwide. Ichia has built a solid reputation and cultivated partnerships with customers around the world.


14. International Aero

International Aero Engineering is a dependable and efficient source of quality Aircraft Test Equipment, Aircraft Ground Support, CNC Machined, and Fabricated Parts for Aerospace, Military, Electronic, and Commercial manufacturers. They also serve the Automotive, Motorsports, Aftermarket, Medical, and Electronic industries.


15. Frank Toyota

Frank Toyota Parts is an online retailer specializing in selling genuine Toyota parts and accessories. They offer a wide range of products including wiper blades, floor mats, sun shades, wind deflectors, cargo trays, and more.


16. Performance Shock, INC.

PerformanceShock offers a wide range of automotive suspension components including hose end fittings, crush washers, banjo bolts, dampers, springs, QD's, etc.


17. Ramcar Batteries Inc

Ramcar Battery Inc. is a leading independent lead acid battery manufacturer in the United States and the Philippines. They offer a complete line of domestic and foreign automotive and commercial batteries. With a state-of-the-art facility and certifications in quality management systems, Ramcar provides custom-built batteries to fulfill specific customer needs.


18. OBT Plastic&Electronics (Shenzhen) LTD.

  • Website: obt-eng.com
  • Headquarters: Sunnyvale, California, United States
  • Founded: 2004
  • Headcount: 11-50
  • LinkedIn

OBT Plastic & Electronics (Shenzhen) Co., Ltd. was founded in 2003 by Eran Israeli ,our engineer team has over 11 years’ experience in the field of plastic mold and parts. Our customer will Benefit from the professional team assistant ,flexible program,excellent turnarounds and attractive service. OBT is a HK and Chinese company,which authorized by the Chinese government. we have offices in HK, Shenzhen,China and Israel.as a engineering company provides wide range of services such as mold design, engineering support, project operation,QC,QA and Etc. OBT Is a engineering company, we are not just buy and sale goods. We are doing what we do best and giving customer professional services. Our team working in full transparency and acting as customer /your representative in China. Our vast knowledge and experience in China and Far East giving our customers best results. We put one of the most important principles into action. Offering an individual tailor made approach to each customer. A one-time deal in order to make money at a client’s cost is not our goal and business philosophy our objective is to develop long term relationships based on “win-win” policy. Our aim is establishing open and trustworthy relationships both with our customers and our suppliers. OBT performs as a bridge between the customer and suppliers. Offers a single point of contact solution in China. OBT Have passed ISO9001, All of our work according to ISO standards, all the tools and products produced accordance to western standard. OBT will manage your on-site personal at the manufacturing plant. OBT is an industry leader focused on solutions tailored to your specific needs, such as rapid prototyping or tight production schedules. At OBT, we understand that if we don't take care of our customers, someone else will. if u need help,pls. send mail to amber@obt-eng.com or eran@obt-eng.com, call us also available,+86-755-26810950-8005, +86-15986799106


19. OER - Original Equipment Reproduction

  • Website: oerparts.com
  • Headquarters: Westminster, California, United States
  • Founded: 1993
  • Headcount: 51-200
  • LinkedIn

OERparts.com provides high-quality restoration parts for automobile owners to restore their vehicles to their original condition.


20. Crov Distribution

CROV Distribution offers an extensive product selection of body parts and accessories, electric components, suspension and brake components, headlights and LEDs, and engine cooling parts for retailers and manufacturers.


21. M&a;H Electric Fabricators

  • Website: wiringharness.com
  • Headquarters: Santa Fe Springs, California, United States
  • Headcount: 11-50

Wiring Harness provides reproduction wiring harnesses for muscle cars in America.


22. Carburator Exchange

Carburetor Exchange offers remanufactured carburetors and carburetor kits for automobiles, marine, and industrial applications with no core deposit. They have a large stock and typically ship orders within 3-4 working days.


Want to find more automotive parts manufacturing companies?


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