Automotive plastic injection molding companies are key players in the manufacture of high-quality and durable components that are heavily used in the construction of vehicles. These companies use advanced plastic injection molding machines and equipment to produce parts with precision and high quality that meet the stringent, delicate requirements for automotive parts.
Plastic injection molding is a highly efficient production method that allows manufacturers to produce an end product with the most complex designs in a very short time and with consistently high quality. It is widely adopted by high-end manufacturers today as their preference for the production of interior and exterior car components.
The demand for lightweight and strong parts is notably increasing, and the relevance of plastic moulding companies across all industries is on the rise, gratefully. Thus, most, if not all, modern injection molding factories use newer, more sophisticated technology to respond to evolving customer needs, specifically in this automotive industry.
Top 10 Automotive Plastic Injection Molding Companies at a Glance
| Manufacturer | Specialization | Services | Why We Recommend Them |
| Foxmold | Custom plastics molding and manufacturing. | Plastic injection molding, LSR injection molding, metal insert injection molding, overmolding injection molding, rapid prototyping, mold design, mold making, on-demand manufacturing, and aftermarket. | Offers complete support from rapid prototyping to mass production and quality controlAchieves 99% accuracy and short lead times with tight mold tolerancesProvides value-added services using advanced LSR injection moldingCombines expert engineering, modern facilities, and rigorous quality control for consistent, durable, and precise molds and partsFocuses on customer satisfaction, cost-effective solutions, and environmental responsibility through ISO compliant practices. |
| Wabash Plastics, Inc. | Custom high-volume automotive molding | Injection Molding (e.g., 2K molding, overmolding, insert molding), assembly, and decoration. | Over 50 years of experience; leading-edge molding technology, 250+ molds, 58 mold machines. |
| Sungplastic | Rapid prototyping, custom molding | Design & tooling (e.g., mold design, injection mold), plastic fabrication (e.g., overmolding & insert molding), metal fabrication (e.g., metal stamping, die casting). | Engineering plastics expertise and unparalleled tolerances and accuracy. |
| Magna LexaMar Corp | Automotive exterior plastic parts | Injection molding for auto body exteriors, seating, and power systems. | Tier 1 supplier with a global manufacturing footprint. |
| Nicolet Plastics | Precision automotive parts | Injection molding, post molding and assembly activities, custom plastic injection molding, etc. | Credible reputation for tight tolerances and quality control. |
| MRC Manufacturing | Advanced injection molding solutions | Massive injection molding, assembly, multi-shot molding, machine, and mold repair. | Proven years of quality manufacturing and delivery to top automotive companies like Ford, Mazda, Tesla, etc.; state-of-the-art facilities. |
| MANAR Inc. | Custom plastic injection molding. | Design for manufacturing, prototyping, plastic injection molding, finishing services, etc. | Quality focus and customer-based solutions with a focus on molded plastic components; years of expertise and excellence. |
| Lusida Rubber Products | Automotive rubber, metal, and plastic molding. | Product design, rubber parts manufacturing, plastic parts manufacturing, and metal parts fabrication. | Combines expertise in plastic, metal, and rubber molded products for improvements in durability and reliability |
| Cumberland Plastic Solutions | Automotive, renewable energy, powersports, lawn and garden, and building. | Custom injection molding, precision tooling, automated assembly. | Wide range of material expertise with flexible production capacity. |
| MSI Mold | Mold design, injection molding, and CNC machining. | Precision CNC machining, assembly, design and engineering, prototype and custom injection, and plastic injection mold. | Reputation for precision and engineering support. |
These companies have significant expertise in automotive plastic injection molding, and they are well-equipped with plastic injection molding equipment to meet complex needs in the automotive industry.
- FoxMold
Source: foxmolds.com
ALT text: Foxmold’s logo
Established: 2013
Location: Dongguan, Guangdong, China.
Website: foxmolds.com
Specialization: Custom plastics molding and manufacturing.
Services: Plastic injection molding, LSR injection molding, metal insert injection molding, overmolding injection molding, rapid prototyping, mold design, mold making, on-demand manufacturing, and aftermarket.
Certifications: GB/T19001-2016, ISO9001:2015, D-U-N-S Registered. ISO 14001:2015, ISO 13485:2016, IATF 16949.
Foxmold tops the list as the best automotive plastic injection molding company, delivering accurate, reliable, and high-quality molds and molded parts for over ten years. Since 2013, in their Guangdong, China base, they have adopted modern injection molding machines operated by a team of talented engineers and professionals.
Beyond standard injection molding, Foxmold’s vision and expertise cover multi-material molding, with advanced LSR molding and metal insert molding expertise, allowing for complex and durable automotive components. Fast prototyping and flexibility of minimum order quantities allow all their customers and clients to move from idea to production quickly and without sacrificing quality.
As an added value, Foxmold tries out molds and carries out value-added secondary processing and custom assembly as part of the complete automotive plastic injection molding process. With these, the combination of quality expertise, advanced technology features, and customer-focused service, they strive as the ideal partner for any automotive manufacturing projects.
Rating: 10/10
- Wabash Plastics, Inc.
Source: wabashplastics.com
Alt text: Wabash Plastics’ logo
Established: 1973
Location: Indiana, United States
Website: wabashplastics.com
Specialization: Custom high-volume automotive molding
Services: Injection Molding (e.g., 2K molding, overmolding, insert molding), assembly, and decoration.
Certifications: ISO 9001:2015
For over 50 years, Wabash Plastics has developed a great reputation for high-volume automotive plastic injection molding with precision. Wabash Plastics employs advanced plastic injection molding machines to routinely provide extremely tight tolerances for parts that are critical in automotive manufacturing.
As a recognized source for innovative solutions in a variety of molding capabilities, Wabash provides support for more complex projects by offering assembly options and process improvements designed to save manufacturers time and money.
Rating: 10/10
- Sungplastic
Source: sungplastic.com
Alt text: Sungplastic’s logo
Established: 2002
Location: Guangdong, China
Website: sungplastic.com
Specialization: Rapid prototyping and custom molding.
Services: Design & tooling (e.g., mold design, injection mold), plastic fabrication (e.g., overmolding & insert molding), metal fabrication (e.g., metal stamping, die casting).
Certifications: ISO 9001:2025
Sungplastic specializes in converting automotive designs into reality using their rapid prototyping methods, which speed up the development process. Sungplastic utilizes its experience with engineering plastics and precision injection molding machines to make complex components that meet the stringent testing standards in the automotive industry.
In addition to tooling and rapid prototyping, Sungplastic manufacturing offers the ability to produce parts in smaller lots as a flexible source for the production of diverse needs. Sungplastic makes for a dependable partner for a start-up or established OEM to facilitate an innovative product to market quickly while ensuring high quality.
Rating: 9/10
- Magna LexaMar Corp. (a subsidiary of Magna International)
Source: magna.com
ALT: Magna International’s logo
Established: 1950
Location: Canada
Website: magna.com
Specialization: Automotive exterior plastic parts
Services: Injection molding for auto body exteriors, seating, and power systems.
Certifications: IATF 16949, ISO/IEC 17025, SO 9001, ISO 14001, and ISO 45001.
Magna LexaMar is a leading global Tier 1 supplier whose core business is providing durable, appealing exterior automotive plastic parts that meet strict safety and environmental standards. Their injection molding factories are equipped with the latest technology and industry-best equipment that provides optimal efficiency for high-volume manufacturing.
With a commitment to sustainability and innovation, Magna LexaMar’s goal is to not only meet client expectations but to exceed them, providing reliable, high-performance, molded solutions to vehicle manufacturers worldwide.
Rating: 10/10
- Nicolet Plastics
Source: nicoletplastics.com
ALT: Nicolet Plastics’ logo
Established: 1986
Location: United States
Website: nicoletplastics.com
Specialization: Precision automotive parts.
Services: Injection molding, post molding and assembly activities, custom plastic injection molding, etc.
Certifications: ISO 9001:2015
Nicolet Plastics has a solid reputation for being able to meet critical dimensional tolerances required in the automotive sector. Their precision injection molding processes create quality parts that are a direct contributor to the performance and reliability of the vehicle.
In addition to molding, Nicolet also has comprehensive design and assembly support that provides customers with a solution that creates a seamless production cycle and provides automotive clients with a quicker time to market and confidence in the quality of their molded part.
Rating: 9/10
- MRC Manufacturing
Source: mrcmanufacturing.com
ALT: MRC Manufacturing’s logo
Established: 1976
Location: Macomb County, Michigan.
Website: mrcmanufacturing.com
Specialization: Advanced injection molding solutions
Services: Massive injection molding, assembly, multi-shot molding, and machine and mold repair.
Certifications: ISO 9001:2015, Q1, TS.
MRC Manufacturing is a leader in the production of complex automotive components that use multi-material and multi-shot injection molding processes. Innovative use of injection molding machines allows rapid prototyping and production with high repeatability.
MRC solutions are highly valued in reducing part counts and assembly time in vehicle assembly, often leading to cost savings and performance improvements that are attractive to automotive OEMs with an efficiency focus.
Rating: 9/10
- MANAR, Inc.
Source: manarinc.com
ALT: Manar’s logo
Established: 1974
Location: Indiana, United States.
Website: manarinc.com
Specialization: Custom plastic injection molding.
Services: Design for manufacturing, prototyping, plastic injection molding, finishing services, etc.
Certifications: ISO 13485, ISO 9001, and IATF 16949.
With close to 50 years of experience in the automotive injection molding industry, MANAR, Inc. provides customized solutions for each of its customers. Their enhanced engineering and assembly services provide a complete package of molded plastic parts designed to meet demanding automotive specifications.
With a focus on quality and precision, MANAR is committed to a customer-oriented philosophy, which has made MANAR, Inc. the preferred partner for automotive manufacturers looking for quality and innovative injection molding facilities.
Rating: 9/10
- Lusida Rubber Products
Source: lusidarubber.com
ALT: Lusida Rubber’s logo
Established: 1984
Location: Shanghai, China
Website: lusidarubber.com
Specialization: Automotive rubber, metal, and plastic molding.
Services: Product design, rubber parts manufacturing, plastic parts manufacturing, and metal parts fabrication.
Certifications: ISO/IATF 16949, ISO 9001.
Lusida Rubber Products combines rubber, plastic, and metal molding capabilities to manufacture automotive components that possess commendable rigidity, flexibility, and durability. Their cutting-edge injection molding technology yields precise plastic molding for a wide variety of high-performance automotive parts.
Their specialized use of three materials allows customers to obtain components with improved performance characteristics, like absorbing impacts and resisting harsh weather conditions.
Rating: 9/10
- Cumberland Plastic Solutions
Source: cumberlandps.com
ALT: Cumberland Plastic’s logo
Established: 2006
Location: Opelika, AL, United States
Website: cumberlandps.com
Specialization: Automotive, renewable energy, powersports, lawn and garden, and building and construction.
Services: Custom injection molding, precision tooling, and automated assembly.
Certifications: IATF 16949:2016
Cumberland Plastic Solutions offers highly adaptable molding services for automotive components and runs of any size, custom and otherwise. Their experience with various plastic materials and molding technology effectively leverages the latest injection molding equipment to create reliable and cost-effective molds.
They pride themselves on their flexible and individualized customer service and fast turnaround speeds, which make them a great partner for automotive OEM customers needing a reliable molding factory and material expertise.
Rating: 9/10
- MSI Mold
Source: msi-mold.com
ALT: MSI Mold’s logo
Established: 2005
Location: Imlay City, United States
Website: msi-mold.com
Specialization: Mold design, injection molding, and CNC machining.
Services: Precision CNC machining, assembly, design and engineering, prototype and custom injection, and plastic injection mold.
Certifications: ISO 9001:2015, ITAR.
MSI Mold blends world-class mold engineering and precision injection molding technologies to manufacture automotive parts exactly to engineered specifications, which customers appreciate for reducing cycle times and improving part quality.
Their hands-on approach and technical support throughout the design and production of molds establish them as an ideal molding partner for automotive companies looking for the results in production and part performance to be flawless.
Rating: 9/10
To Wrap It Up
Automotive plastic injection molding companies are vital in high-quality, precise, and long-lasting automotive part manufacturing. If you’re looking for innovative plastic injection molding machines, leading plastic injection molding equipment, or reliable injection molding factories, there you have some great options in the automotive plastic injection molding industry. At FoxMold, we put together our industry experience (over a decade), technology, and disciplined quality assurance to bring precision molds and molded auto parts to a standard level of quality and beyond. From rapid prototyping project needs, multi-material molding complexity projects, through production volume projects, our team is prepared to help you. Contact us today for next-level experience and guidance on the best injection molding manufacturers for all of your automotive manufacturing projects and needs.
