Blog

The CMST Tesla Model 3 carbon-fibre body kit is a bolt-on aero package for the 2017–2023 Model 3 that swaps the car's plain plastic lower trims for moulded carbon pieces: a front lip, front fender accents, side skirts, an LED-lit rear lip and a rear wing. Every panel is made from high-temperature vacuum-formed carbon fibre, so it adds a genuine carbon weave and a sharper stance rather than a painted-on look. Pieces can be fitted as a full set or bought individually, and the kit bolts and tapes on without cutting the factory bodywork.

This kit suits the pre-facelift Model 3 — the smooth, rounded-nose car built from 2017 to 2023. If your Tesla is the 2024-on Highland facelift, its bumpers are a different shape and these parts will not line up, so check which Model 3 you have before ordering.

• Vehicle: Tesla Model 3 (2017–2023 pre-facelift)
• Fitment: Pre-facelift Model 3 only — not the 2024-onward Highland (bumpers differ)
• Material: High-temperature vacuum-formed carbon fibre with a UV-stable gloss clearcoat
• Key pieces: Front lip, front fender accents, side skirts, LED rear lip, rear wing
• Finish: Exposed twill carbon weave under gloss clear; bolt-on and tape-on fitment

What the kit is, and what problem it solves

The standard Model 3 wears smooth, rounded bumpers in PP (polypropylene) — durable and cheap to mould, but visually flat and without the texture enthusiasts want. Because the Model 3 sold in huge numbers, it is also a common sight, so owners reach for aero parts to give the car some individuality. CMST's approach is restrained: rather than a widebody conversion, it adds carbon detail to the front, sides and rear so the car reads as a sharper, more purposeful version of itself.

Each piece does visual and aerodynamic work. The front lip and skirts manage airflow around the lower body; the rear lip and wing tidy the air leaving the tail. None of it transforms the car into a track machine, but together the parts lower the visual centre of gravity and give the Model 3 a planted, finished look. You can see the matching pieces in the CMST body kit range for Tesla and build the combination you want.

Piece by piece

Carbon front lip and fender accents

The front lip is a carbon splitter that runs along the lower edge of the Model 3's rounded front bumper, breaking up the smooth nose and adding depth. Functionally, a front lip helps manage airflow under the nose and trims front-axle lift at speed, which steadies the front end on the motorway. CMST pairs it with carbon front fender accents that add contrast to the front guards, so the carbon weave carries through from the bumper into the bodyside. Fitted together they give the soft factory nose a more three-dimensional, motorsport-influenced face without touching the headlights or grille. Browse the matching parts in the CMST front lip collection for Tesla.

Side skirts

The side skirts are a two-piece set that runs along the sills between the front and rear wheels. CMST makes them in the same high-temperature vacuum-formed carbon as the rest of the kit, which keeps them light while protecting the lower bodywork from stone chips and kerb scuffs. Visually they lower the car's profile and link the front lip to the rear; aerodynamically they smooth airflow along the flanks and reduce the air spilling under the car from the sides. They are one of the highest-impact pieces for the money because they change the whole side view. The skirt pieces live in the CMST side skirts collection for Tesla.

LED-lit rear lip

The rear lip is the kit's standout piece. It is a one-piece carbon moulding that fits below the rear bumper with an integrated LED light strip, so the lower rear gains both a sculpted lower-diffuser look and a functional light. The under-spoiler styling adds a layered, three-dimensional finish to the tail and is consistently the most popular single part in the kit. Because it is moulded in one piece rather than assembled from sections, the carbon weave runs cleanly across the whole panel.

Carbon rear wing

The rear wing is moulded carbon fibre rather than the factory boot spoiler. Carbon is well suited to a wing because it is stiff and light: the rigidity keeps the aerofoil from flexing at speed, and the low mass sits high and far back on the car where weight matters most. A wing of this size adds modest rear downforce and helps high-speed stability without the heavy drag penalty of an oversized GT wing — and on an EV, lower drag directly helps efficiency. It is the kind of subtle, race-inspired wing that finishes the car without shouting. Compare the options in the CMST rear wing collection for Tesla.

Why carbon fibre, not the factory plastic

The factory lower trims on the Model 3 are PP plastic: flexible and cheap, but relatively heavy for their strength and with no weave to show. CMST's parts are carbon fibre, cured under heat in a vacuum process that compacts the laminate for a stiff, light panel with a true exposed weave rather than a printed pattern. Carbon's stiffness-to-weight is why the same material is used for structural parts on supercars, and it is why a quality carbon piece holds its shape and finish far better than a budget glass-fibre copy.

The trade-off is care. The gloss clearcoat over the weave protects the carbon from UV, but like any exposed carbon part it lasts longest when it is kept out of relentless sun where possible and washed with regular car shampoo rather than harsh solvents. An occasional coat of wax or a paint sealant keeps the clear bright and slows any yellowing over years of Australian sun. Treated like good paint, the carbon stays sharp for a long time.

Fitment, finish and EV notes

The most important fitment fact is the model year: these parts are cut for the 2017–2023 Model 3, not the 2024 Highland. Within that range the kit is bolt-on and tape-on aero, so it does not require cutting the body. Even so, carbon aero rewards careful fitment — test-fitting before final mounting, checking that gaps are even, and making sure the lip and skirt edges sit flush. The LED rear lip needs a tidy wiring connection to the car's lighting, which is another reason to have it fitted professionally.

On efficiency, treat the aero as a general principle rather than a range promise: cleaner airflow and a sensibly sized wing help an EV hold its efficiency at higher speeds, but real-world range depends on speed, temperature, tyres and driving style, so we won't put a kilometre figure on it. If you want the same carbon theme across more of the car, the broader Tesla body kit collection covers complementary parts, and the full CMST catalogue lets you plan a staged build piece by piece.

Frequently asked questions

Does this kit fit the 2024 Model 3 Highland?

No. This CMST kit is designed for the 2017–2023 pre-facelift Model 3 with the smooth rounded nose. The 2024-onward Highland facelift has reshaped front and rear bumpers, so the front lip, fender accents, side skirts and rear lip will not align. Confirm your car is the earlier Model 3 before ordering.

What is the rear lip's LED for?

The carbon rear lip has an integrated LED light strip along its lower edge. It adds a styled lower-diffuser look to the tail and a functional light element. Because it ties into the car's wiring, we recommend professional fitment so the connection is clean and reliable.

Is the carbon real, or a printed pattern?

It is real carbon fibre. CMST moulds the parts from carbon laminate cured under heat in a high-temperature vacuum process, leaving a genuine exposed twill weave under a gloss clearcoat — not a hydro-dipped or printed imitation. That is why the parts are light, stiff and hold their finish.

Can I buy individual pieces instead of the whole kit?

Yes. The front lip, fender accents, side skirts, LED rear lip and rear wing are all available individually as well as together. Many owners start with the front lip and side skirts for the biggest visual change, then add the rear lip and wing later, which makes a staged build easy to budget.

Will the parts survive Australian conditions?

Yes, with normal care. The UV-stable clearcoat protects against sun, and the carbon itself does not rust or corrode. Wash with car shampoo, avoid abrasive pads and harsh chemicals, and wax occasionally. Keeping the car out of constant direct sun where practical further slows any long-term yellowing of exposed carbon.

Do I need professional fitment?

We strongly recommend it. Carbon aero is precise work — even panel gaps, correct tape preparation and clean alignment separate a factory-grade result from one that looks off. The LED rear lip also needs a proper wiring connection. A workshop experienced with Tesla panels and carbon parts will get both the fit and the wiring right.

Ready to sharpen your Model 3? Explore the full CMST carbon-fibre body kit range for Tesla at AME Motorsport, choose the pieces that suit your car, and our Australian team can help you plan fitment.