Automotive Underbody / Underhood Solutions - Design Engineering & Manufacturing

Echo Engineering is highly experienced in working directly with OEM and tiered automotive manufacturers by providing die-cut, rubber molded, and plastic molded solutions.  Our customers range all the way from engine & cooling system manufacturers to the biggest electric vehicle makers in the world.


Echo's Underbody / Underhood Solutions

Underbody / Underhood Plastic Injection Molded Solutions

Echo Engineering and Ammex Plastics have been investing heavily with the automotive fastening market by developing a library of different designs, hiring plastics and process engineers, adding additional presses, and purchasing new testing and measuring devices.

We are experienced in designing and manufacturing a variety of different automotive clips used on HVAC lines, brake lines, wiring harnesses, etc.

Echo and its sister company Ammex Plastics have been designing and supplying hose connectors for 20 years.  We have shipped millions of components and run at a PPM rate of <2.  Our experience and technical expertise help to spot problematic designs early and deploy the best solution to shorten PPAP timelines and maximize part quality.


Sealing Solutions for Underbody / Underhood Applications

Echo's experience with overhead die-cutting and compression molding set up the groundwork with our expertise in custom automotive sealing components. In order to manufacture seals to OEM specs, you must have an in-depth understanding of material modifications, manufacturing processes, and testing methods. This is what Echo Engineering provides, from start to final production delivery.

Examples of Echo's Automotive Sealing Experience

Air Intake Seal

Tail Light Seal

Chargeport Caps


NVH Solutions - Compression Molded Grommets, Spacers, & More

The undesirable sound of a metal tube rattling in a car does not exactly scream quality. This is where Echo's years of designing and manufacturing molded rubber components to reduce automotive NVH comes in.  Whether it's custom formuating a rubber material to prevent galvonic corrosion, testing out a variety of different shore hardnesses, or designing a custom grommet for your application, Echo has the engineering, molding, and testing expertise to bring your project to life!

Examples of Echo's Custom Molded NVH Solutions

HVAC Tube Grommets

Injection molding machineInjection molding machine

Rubber Spacers

Bracket Insert Grommets


Top Automotive Underbody / Underhood MRO Solutions

Industrial Masking Experts

At Echo, we specialize in masking solutions used during a variety of automotive finishing and coating processes. Industrial coating processes are complex and can be the biggest bottleneck for our customers. What we do at Echo is help you solve your masking needs, speed up your masking operations, and lower quality-related issues.

We use innovative engineering methods, a new proprietary prototyping process, and testing methods to solve some of the most complex masking related problems in the industry.

Examples of Echo's Custom Automotive Masking

Custom Wheel Masks

Custom Brake Caliper Masks

Steering Knuckle Masks


Industrial Protective Solutions

Quality is everything in the automotive industry. Echo specializes in a variety catalog and custom protective caps and plugs used to protect vital components during the shipping and storage stage of our customer's products.  Below are a few of the many projects we've developed in the past.

Shower Caps / Dust Covers

automotive shower capsautomotive shower caps

Engine Control Module Caps

Fluid Routing Line Caps


Catalog Masking Solution


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