3D Printed Automotive & Restoration Parts

Keep It On the Road

3D Printed Automotive & Restoration Parts

When a part is discontinued and the mold is long gone, a surviving sample is enough. We reproduce obsolete trim and functional components, and produce low-volume runs for aftermarket and specialty vehicles — without tooling.

The short version: We produce obsolete, discontinued, and classic automotive plastic parts — trim, housings, brackets, ducts, knobs, and functional components — from a CAD file or a physical sample, with no tooling and no minimum order. ASA for UV-stable exterior parts; nylon, glass filled nylon, and carbon fiber nylon for functional and structural parts. We also run low-volume production for aftermarket and specialty builders. We do not make safety-critical structural or certified metal-equivalent parts, and we will say so when that is what a part needs.

Why the Part You Need Is Unobtainable

Plastic is where cars go unobtainable first. Trim, clips, vents, housings, and brackets crack, fade, and disappear from the supply chain long before the metal does — and once the OEM discontinues a part and scraps the tooling, there is no reorder. For a classic, a restomod, a specialty vehicle, or a low-volume program, a mold was never economical in the first place.

Additive manufacturing closes that gap. If the part exists as a file or even just a worn original, it can be reproduced domestically, on demand, without tooling — one piece to restore a single car, or a short run to supply a build series.

What We Produce for Vehicles

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Exterior Trim & Covers

Grilles, emblems, trim, mirror housings, light bezels, and covers in UV-stable ASA that holds color and strength in the sun.

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Interior Components

Knobs, switch bezels, vents, clips, brackets, and console pieces — reproduced faithfully from a surviving sample.

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Functional Parts

Ducts, housings, mounts, and brackets in nylon, glass filled nylon, or carbon fiber nylon where strength and heat matter.

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Low-Volume Runs

Aftermarket, restomod, motorsport, and specialty-vehicle parts in runs from one to several thousand — no tooling, no minimum.

Materials for Automotive Parts

The right polymer depends on where the part lives on the vehicle. The most common mistake is speccing a material that fails in the sun — which is why exterior parts default to ASA.

Part type Recommended material Why
Exterior trim, covers, housings ASA UV-stable for years of sun; holds color and strength where ABS and PETG yellow and crack.
Structural brackets, mounts Carbon fiber nylon / glass filled nylon Stiffness-to-weight and dimensional stability; a realistic metal-replacement for many brackets.
Functional interior parts Nylon, PETG, PCTG Toughness and wear resistance for knobs, clips, vents, and latches.
Seals, grommets, bushings TPU Flexible, vibration-damping, and abrasion-resistant.
Clear lenses, covers Polycarbonate / PCTG Impact resistance and optical clarity.

For the full outdoor-durability picture, see best plastic for outdoor use.

Restoration: Faithful Reproduction, Optionally Improved

For restoration work the goal is usually a part that matches the original. We reverse-engineer it from a surviving sample — measuring and 3D scanning as needed, rebuilding a clean CAD model, and correcting for wear or damage so the reproduction is right rather than a copy of the breakage. Because it is rebuilt as fresh CAD, a chronically weak original can also be quietly improved: a brittle part upgraded to a tougher thermoplastic, a known crack point reinforced, or heat-set inserts added where plastic threads used to strip. You own the resulting file, so the next one is a reorder. This is the same reverse-engineering process behind our replacement & obsolete parts service, focused on vehicles.

Send Us the Part That's No Longer Available

Mail a sample or upload a photo and dimensions — we'll tell you whether we can reproduce it, recommend the material, and commit a lead time. As soon as one week, depending on complexity and volume.

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Frequently Asked Questions

Can you reproduce a car part that's no longer manufactured?
Yes — from a CAD file or a surviving physical part. Where no drawings exist, we reverse-engineer the geometry. With no tooling, even a single trim piece or bracket is viable, and we keep the validated file for reorders.
What material should exterior parts be printed in?
ASA, for anything exposed to sun and weather. It was engineered for UV stability and keeps its color and strength outdoors for years, where ABS and PETG yellow and embrittle. Structural parts step up to nylon, glass filled nylon, or carbon fiber nylon.
Can you match an original part for a restoration?
We reverse-engineer it from a surviving sample, measuring and 3D scanning as needed, then rebuild a clean CAD model that corrects for wear and confirm fit before producing it. The result is faithful to the original, and can optionally be upgraded in material or reinforced at known failure points.
Do you do low-volume runs for specialty or aftermarket vehicles?
Yes. With no tooling and no minimum order, we produce runs from one part to several thousand — a fit for aftermarket brands, restomod and specialty builders, motorsport, and heritage programs that can't justify an injection mold.
What automotive parts are NOT a good fit?
Safety-critical structural components, parts that must survive sustained high under-hood heat in a metal-equivalent role, and anything requiring formal automotive certification. We'll tell you honestly when a part needs metal or a certified process instead.

Related Resources

Replacement & Obsolete Parts ASA for Outdoor Parts Low Volume Production End-Use Production Parts Materials Contact Us

Chatelet Manufacturing is a US-based contract manufacturer in the Orlando, Florida area, operating 85+ FDM production printers. We produce carbon fiber nylon, glass filled nylon, ASA, polycarbonate, PETG, PCTG, and TPU parts from prototype through low-volume production, with turnaround as soon as one week depending on part complexity and volume.