MCARCAR KIT Carbon Fiber Trunk Spoiler — G20 3 Series / G80 M3
by MCARCAR KIT
Key Features
- Genuine 3K carbon fiber construction — lightweight, high-strength, and impact-resistant
- UV-protective clear coat prevents fading and maintains gloss finish long-term
- Drill-free install using included automotive-grade double-sided tape — no permanent modifications
- Precise fitment for G20 320i, 330i, 330e, M340i, diesel variants, and G80 M3
- Covers 2019–2025 model years across the full G20/G80 sedan lineup
- High-kick aerodynamic profile adds rear downforce and improves stability at speed
Product Details
- Brand
- MCARCAR KIT
- Part #
- XF-01742
- Category
- Rear Spoilers & Wings
- ASIN
- B07V5666DD
Check if it fits your BMW
MCARCAR KIT Carbon Fiber Trunk Spoiler — G20 3 Series / G80 M3 — Overview
MCARCAR KIT's carbon fiber trunk spoiler is one of the cleanest bolt-on upgrades available for the G20 3 Series and G80 M3. Built from genuine 3K carbon fiber — the same weave grade used in motorsport and high-end OEM carbon programs — it delivers serious weight savings over plastic OEM spoilers while offering a polished, gloss surface that turns heads. A UV-protective clear coat is applied from the factory, locking in that deep carbon shine and preventing the yellowing or fade that plagues cheaper aftermarket pieces over time.
Installation requires zero drilling and zero bodywork modifications. MCARCAR KIT includes automotive-grade double-sided tape in the package, letting you achieve a clean, permanent-feeling mount directly to the trunk lid. The spoiler is engineered specifically for the G20 chassis — fitting 320i, 330i, 330e, M340i, 318d, 320d, and 330d sedan variants — as well as the G80 M3, so panel alignment and gap fitment are tight right out of the box across 2019 through 2025 model years.
The high-kick profile isn't just for show. At highway speeds, the raised trailing edge interrupts turbulent airflow behind the roofline, generating measurable rear downforce and reducing lift — translating to a more planted, confidence-inspiring feel when pressing on. For track day use or spirited canyon driving, that added stability is tangible. For daily drivers, the aggressive stance it adds to an already sharp-looking sedan is reason enough.
If you've been shopping carbon spoilers for your G20 or M3 and want a piece that nails fitment, resists the elements, and installs in an afternoon without touching a drill, this MCARCAR KIT spoiler is the straightforward choice.
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