Top 10 Accomplished Automotive Injection Molding Companies


These automotive injection molding companies play a vital role in the automotive industry by providing high-quality injection molded components. With their expertise in precision engineering, advanced materials, and cutting-edge technologies, these companies enable the production of durable and aesthetically pleasing parts for automobiles. From interior components like dashboards and door panels to exterior elements like bumpers and grilles, automotive injection molding companies deliver solutions that meet stringent industry standards. Their commitment to quality, efficiency, and innovation makes them essential partners in shaping the future of automotive manufacturing.
Join us as we explore the fascinating world of automotive injection molding companies and their contributions to the ever-evolving automotive landscape.
Automotive Injection Molding Companies-automotive injection molded parts components manufacturers

List of Automotive Injection Molding Companies

  • Wabash Plastics, Inc.
  • MRC Manufacturing
  • Sungplastic
  • Nicolet Plastics
  • Magna LexaMar Corporation
  • Sare Plastics
  • MANAR Inc.
  • Lusida Rubber Products, Inc
  • Cumberland Plastic Solutions
  • MSI Mold

1.Wabash Plastics, Inc.

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Type of Business: Automotive Injection Molding Company.
Location: IN, USA.
History: Started in 1973.
Key Products & Service: Custom Injection Molding, Automotive Moulding, 2K Molding, Overmolding, Insert Molding, Assembly, Decoration, Engineering.
Materials:ABS, PP, PE, PMMA, PA, PC, PVC, PET, POM and more.

Company Background and Advantage:

Established in 1973 and certified with ISO 9001:2015, Wabash Plastics stands as a leading manufacturer of custom injection molded components and assemblies. Originating as an injection molder for its sister company, Cresline Plastic Pipe Co., Wabash quickly expanded its services to cater to other OEMs. With growing expertise, the company invested in advanced injection molding technologies, such as 2K/multi-shot molding, gas assist, and automation. Presently, Wabash Plastics boasts over 58 injection molding machines, with many producing 2K/multi-shot parts.

Situated in Evansville, Indiana, at the division between the Midwest and Southern US regions, Wabash Plastics services customers across North America. They specialize in the custom manufacturing of high volume/long-run injection molded parts and assemblies, utilizing various automotive injection and custom molding processes, including 2-shot, 2k, overmolding, gas assist, insert molding, and stack tools. The tonnage range of their machines spans from 90 to 1300 tons, serving industries like appliance, HVAC, consumer goods, and automotive for over 49 years. Among numerous automotive injection molding companies, Wabash Plastics boasts experience with a wide range of engineering and commodity-grade materials and provide high-quality automotive molded products.

2.MRC Manufacturing

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Type of Business: Automotive Injection Molding Manufacturer.
Location: MI, USA.
History: Started in 1976.
Key Products & Service: Custom Injection Moulding, Reaction Injection Molding, Machine and Mold Repair, Secondary Operations, Large Part Production, Prototyping, Mold Making.
Materials:ABS, PP, PE, PMMA, PA, PC, PVC, PET, POM and more.

Company Background and Advantage:

Offering precision plastic injection molding services tailored for automotive and agricultural industries, their capabilities extend to a variety of materials, including TPO, ABS, TPU, polypropylene, polyurethane, and PTFE. They also provide insert and reaction (RIM) or reinforced reaction injection molding (RRIM) services, catering to prototypes and small to large run production volumes.

Their comprehensive services encompass design, engineering, mold making, tooling, packaging, and priming. Specializing in bumpers, spoilers, rockers, wheel flares, and exterior applications, they adhere to Lean manufacturing practices, ensuring JIT delivery. UL listed and meeting ASTM standards, their global approach aims to provide exceptional automotive plastic products and auto molding manufacturing solutions.

In injection molding, they handle mid-sized to large parts with press sizes of up to 4000T, complemented by Reaction Injection Molding (RIM). Assembly services cover various components like brackets, hardware, and anti-theft labels. Finishing, including in-house priming and Class A Paint through partners, adds a touch of excellence to our products.

To ensure optimal performance, they conduct tooling maintenance and minor repairs in-house, collaborating with local tool shops for major repairs. Their packaging solutions adhere to OEM Packaging Specifications, utilizing corrugated, scrim, and returnable materials. For shipping, they provide direct delivery to common carriers worldwide.


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Type of Business: Automotive Plastic Injection Molding Manufacturer.
Location: Dongguan, Guangdong province, China.
History: Over 20 years.
Key Products & Service: Plastic Mold Manufacturing, Plastic Injection Molding, Overmolding, Insert Molding, Rapid Prototyping.
Materials:ABS, PP, PE, PMMA, PA, PS, PC, PEEK, PVC, PET and more.

Company Background and Advantage:

Sungplastic, a Chinese manufacturing facility with over two decades of expertise, is dedicated to rapid prototyping, plastic injection molding production, and plastic mold fabrication. Our focus lies in customized plastic part molding across diverse sectors, including electronics, automotive, consumer products, and the medical industry. With a remarkable proficiency in producing products with precise tolerances and exceptionally high surface finishes, Sungplastic stands out in the industry.

As a premier automotive plastic molding parts manufacturer, we specialize in working with engineering-grade plastics, thermoplastics, modified plastics, and composites to create tailor-made molded plastic components. To become one of the best injection molding companies, our commitment extends to meeting specific requirements such as chemical resistance, flexural strength, durometer, and yield strength.

Drawing on a wealth of professional automotive custom injection molding knowledge and production experience, Sungplastic has proudly served numerous countries and established brands worldwide as a trusted auto plastic molded parts fabricator.

4.Nicolet Plastics

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Type of Business: Automotive Plastic Molding Processing.
Location: USA.
History: Over 30 years.
Key Products & Service: Custom Plastic Injection Moulding, DFM, Insert Molding, Tooling and Prototype Support, Additive Manufacturing, Post Molding Operations.
Materials:ABS, PP, PE, PMMA, PA, PS, PC, PEEK, PVC, PET and more.

Company Background and Advantage:

Nicolet Plastics is a comprehensive plastic molding parts manufacturer and additive manufacturing company, boasting over 125,000 square feet of manufacturing space to support low, medium, and high volume production, and multi-component, small and large parts molding services. Their ability to respond promptly to issues and provide solutions, coupled with adaptability to changing demands, reflects the commitment to meeting the diverse needs of their clients.

They specialize in the on-demand production of automotive plastic injection-molded components among many bespoke automotive injection molding suppliers. Additionally, they offer services for 3D printing and prototyping. Their product range, from small parts to automotive moulding components, includes clamps, lids, nylon roller hinges, bag sliders, trays, connectors, terminal blocks, and hand-held monitor cases. Their competencies extend to assembling, special packaging, inventory control, assisting with product design, and product development.

Catering to a broad spectrum of markets such as automotive, medical, electronics, dental, agricultural, sporting goods, and industrial, Nicolet Plastics stands as a reliable partner for varied manufacturing requirements.

5.Magna LexaMar Corporation

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Type of Business: Plastic Injection Moulding Manufacturer of Automotive Products.
Location: MI, USA.
Key Products & Service: Injection Molding for Automotive Industry.
Materials:ABS, PP, PE, PMMA, PA, PS, PC, PEEK, PVC, PET and more.

Company Background and Advantage:

LexaMar, a Tier 1 automotive injection molding supplier, leads the industry in providing plastic injection-molded automotive exterior parts. Their competitive advantage lies in cutting-edge capabilities, earning them high rankings among some of the world’s largest automakers due to their unwavering dedication to excellence.

Specializing in automotive part injection molding for Body Exteriors & Structures, Power & Vision, and Seating Systems, they also excel in Complete Vehicles. With operations spanning 29 countries and 344 manufacturing centers worldwide, Magna, uniquely positioned, is poised to contribute to the development and innovation of your plastic parts molding technology and systems at scale.

6.Sare Plastics

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Type of Business: Automotive Plastic Moulding.
Location: OH, USA.
History: Started in 1982.
Key Products & Service: Custom Plastic Injection Molding, Engineering, insert molding, 3D Printing, Thin Wall Molding.
Materials:ABS, PP, PE, PMMA, PA, PC, PVC and more.

Company Background and Advantage:

Providing plastic injection molding services across diverse industries, including automotive, aerospace, appliance, communications, construction, energy, and medical, Sare Plastics excels in working with materials such as polycarbonates, acetal, nylon, ABS, thermoplastic elastomers, PVC, polypropylene, polyethylene, PET, and compound plastics. Their services encompass insert and thin wall molding, contract assembly, in-mold labeling (IML), and 3D printing, catering to both prototypes and low to high volume production runs.

At Sare Plastics, they manufacture high-quality automotive injection molded plastic products and components tailored to our customers’ specifications. Their Value Added Services include custom quality inspection, assembly services, and packaging. Employing thin wall molding technology for reduced weight, increased strength, or superior finish, they can utilize your existing tooling or acquire molds through their diverse mold builders/sources in the US, China, and Europe.

What sets them apart is their commitment to providing the same quality and service to all customers, whether industry-leading manufacturers or first-time inventors. With over thirty years of experience, Sare Plastics continues to grow and evolve in the industry. Located in Alliance, Ohio, they extend our molding services to a wide range of industries and customers throughout the region, across the US, and internationally. Sare is ISO 9001:2015 Certified and recognized as a Certified WBENC Woman Owned Business. Operating (17) injection molding machines, several with robotics, they also have an in-house mold shop for routine maintenance and service needs.

7.MANAR Inc.

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Type of Business: Automotive Molding Manufacturer.
Location: IN, USA.
History: Started in 1974.
Key Products & Service: Plastic Injection Moulding, Insert Molding, Overmolding, Tooling and Engineering, Rapid Prototyping.
Materials:ABS, PP, PE, PMMA, PA, PC, PVC and more.

Company Background and Advantage:

Providing a range of injection molding services, we offer gas-assisted and insert molding, overmolding, rapid prototyping, contract manufacturing, and assembly services. Our capabilities extend to fabricating various components such as medical bed rails, aerospace PSU’s, auto internal panels, automotive lighting components, utility metering components, under-the-hood components, car interior trim, fascia components, and subassemblies. We specialize in turnkey manufacturing, design and engineering, tooling, ultrasonic, MIG and spin welding, machining, heat staking, adhesive bonding, wire stripping/crimping, refurbishing, metal to plastic conversion, finishing, and warehousing.

Serving diverse markets including aerospace, automotive, electronics, lawn and garden/outdoor vehicles, plumbing, appliance, and medical, we are ULA® recognized. MANAR Inc. is a full-service custom plastic injection molding company with seven plants in Indiana and Tennessee. Our comprehensive services cover design, prototyping, and delivery, with four custom plastic fabrication molding operations, two painting and finishing facilities, and one contract manufacturing plant.

Our experience and expertise in custom plastic injection molding of engineering-grade materials and specialty resins make us a select vendor for critical automotive components and aerospace, electronics, and medical applications. With dedicated facilities for contract manufacturing, we produce sub-assemblies and complete turnkey products in varying quantities, from small runs to large volumes in the hundreds of thousands. Count on MANAR for over 25 years of experience in providing high-quality custom plastic fabrication products, utilizing the latest techniques in the industry.

8.Lusida Rubber Products, Inc

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Type of Business: Automotive Molded Parts Supplier.
Location: CA, USA.
History: Started in 1984.
Key Products & Service: Automotive Injection Moulding, Plastic Parts Production, Rubber Parts Production, Metal Parts Production.
Materials:ABS, PP, PE, PMMA, PA, PC, PVC and more.

Company Background and Advantage:

A automotive injection manufacturer specializing in custom metal, plastic, and rubber products, Lucida Rubber Products produces items like O-rings, gaskets, hoses, conveyor and timing belts, vibration mounts, tubing, and seals. Their capabilities encompass stamping, casting, embossing, punching, extrusion, cutting, forming, turning, and milling. They provide compression, extrusion, transfer, and injection molding services, offering a diverse range of products, including adapters, bellows, alternators, starters, condensers, connectors, and grommets.

Catering to industries such as the truck market, automotive, locomotive, appliances, and pool supplies, Lucida Rubber Products has earned awards for its supply and service. They excel in providing high-quality custom rubber products, including injection-molded rubber, with cost-effective solutions and rapid lead times. All our products undergo rigorous testing and hold ISO and TS certifications. With years of experience assisting OEMs and Tier-1 manufacturers, they are known for our professional services and top-notch productions.

9.Cumberland Plastic Solutions

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Type of Business: Automotive Precision Plastic Molding.
Location: AL, USA.
History: Started in 2006.
Key Products & Service: Plastic Injection Molding, Part and Tooling Design and Engineering, Mold Building.
Materials:ABS, PP, PE, PMMA, PA, PC, PVC and more.

Company Background and Advantage:

Offering precision plastic injection molding and tooling services, they cater to a diverse range of industries, including aerospace, construction, automotive, defense, dental, HVAC, marine, medical, and military. Their expertise extends to working with acrylic, ABS, nylon, polycarbonate, PEEK, polystyrene, polyurethane, and various thermoplastic materials.

Committed to lean manufacturing and Kaizen/5S practices, they adhere to stringent standards, meeting Mil-Spec, ANSI, AS, ASME, ASTM, AWS, QS, SAE, TS, and DOT specifications. They hold CSA, FAA, and FDA approvals, and their facility is NADCAP and Six Sigma certified. Additionally, they comply with RoHS standards and are UL listed.

For automotive injection molding, their expansive 155,000 SQ FT fully air-conditioned facility, situated on 40 acres of cleared land conveniently off the I-85 interstate, is expandable up to 400,000 SQ FT. With a fleet of 33 precision injection molding machines ranging from 40 tons to 1,500 tons, we ensure efficient and varied production capabilities. Their fully equipped tool room handles complex to simple engineering changes, mold maintenance and repair, and complete tool construction from design to production.

They offer a range of value-added secondary operations, including Sonic/Vibration welding, heat staking, leak testing, pad printing, and automated sub-assemblies, enhancing their comprehensive services.

10.MSI Mold

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Type of Business: Automotive Plastic Molding Manufacturer.
Location: Georgia, USA.
History: Started in 2005.
Key Products & Service: Plastic Injection Molding, Plastic Part Design and Engineering, Mold Building, Resin Selection, Finishing and more services.
Materials:ABS, PP, PE, PMMA, PA, PC, PVC and more.

Company Background and Advantage:

Founded in 2005, MSI emerged as an engineering and consulting business dedicated to meeting the sales and technical requirements of automotive plastic injection molding products within the extensive automotive industry of Detroit, Michigan.

Responding to customer demands in 2009, the automotive plastic molding company under MSI’s umbrella established a facility complete with machinery and a skilled workforce, specifically for executing engineering changes to custom automotive plastic injection molds and conducting mold trials. As the demand for plastic injection molding, custom injection molding, prototype injection molding, and related services persisted, MSI consistently expanded its service offerings, enhanced its talent pool, and incorporated advanced technology into its facility.

In 2022, MSI marked a significant milestone by relocating to a new manufacturing facility, augmenting manufacturing capacity, and recruiting additional high-quality talent. The company remains steadfast in its commitment to achieving automotive moulding manufacturing excellence in the USA, particularly in the realms of custom plastic injection molding and plastic mold manufacturing. With a unique vision focused on continuous improvement and bolstered by decades of experience, MSI positions itself as the preferred single-source supplier for high-quality molds and plastic injection molding services on the automotive industry.


Automotive injection molding is a manufacturing process used to produce plastic components for vehicles.The process is commonly used to manufacture various automotive parts, including interior components like dashboards, door panels, and console trims, as well as exterior parts like bumpers, grilles, and mirror housings. Automotive injection molding offers several advantages, including high production efficiency, precision in part dimensions, cost-effectiveness, and the ability to produce complex geometries with consistent quality. It plays a crucial role in the automotive industry, enabling the mass production of durable and visually appealing components for vehicles.

If you are looking for automotive injection companies, Sungplastic will be your best choice!

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