BMW G80 M3 / G20 M340i GTX Style Carbon Fiber Trunk Spoiler

BMW G80 M3 / G20 M340i GTX Style Carbon Fiber Trunk Spoiler – by Luminous Carbon

Give your BMW sedan an unmistakable rear-end upgrade with the GTX Style Carbon Fiber Trunk Spoiler from Luminous Carbon. Designed to fit the aggressive lines of the G80 M3 and G20 M340i, this spoiler takes styling cues from high-performance track builds while maintaining a refined OEM+ appearance.

Sculpted with a bold, raised edge and extended profile, the GTX-style design delivers a sportier stance and subtle aerodynamic benefit. Built from authentic 2x2 carbon fiber, each piece is coated in a UV-resistant gloss clear coat to maintain its deep finish and protect against fading or discoloration over time.

This trunk spoiler installs easily using 3M double-sided automotive tape, with no need for drilling or permanent modifications.

Installation

• Tool-free, non-permanent install using 3M double-sided tape

• Test fit before final application

• Note: If your trunk is ceramic coated, polish or buff the surface area before applying for optimal adhesion.

Fitment

• 2019+ BMW G20 3 Series Sedan (330i, M340i)

• 2021+ BMW G80 M3 Sedan

Features

• Aggressive GTX-style aerodynamic profile

• Crafted from high-quality 2x2 carbon fiber

• Gloss clear coat with UV protection

• Designed to follow OEM trunk lines for a perfect fit

• No drilling required – installs with 3M tape

• Fitment guaranteed by Luminous Carbon

Step beyond standard styling with a trunk spoiler that brings attitude and precision to every angle.
Luminous Carbon – Crafted for the driven.

Let me know if you want an alternate version with a matte finish option, or one that pairs this spoiler with a matching diffuser or roof spoiler!