BMW M340i Rear Spoiler – Carbon Fiber Trunk Spoiler

Enhance the sporty appearance of your BMW M340i with this premium M340i rear spoiler, designed to perfectly match the trunk lines of the BMW G20 3 Series.

This BMW M340i carbon fiber rear spoiler is engineered to deliver a more aggressive rear profile while improving aerodynamic performance. By extending the airflow over the trunk area, the spoiler helps reduce drag and add subtle rear downforce, improving high-speed stability.

Manufactured using advanced molding technology, this M340i trunk spoiler provides excellent strength, lightweight performance, and OEM-level fitment. It is the perfect exterior upgrade for drivers who want to give their BMW M340i a more performance-focused and motorsport-inspired look.

Whether you're upgrading the styling of your daily driver or building a more aggressive street performance car, this BMW M340i rear spoiler delivers both style and functionality.

Fitment – BMW M340i Rear Spoiler

Compatible with:

BMW 3 Series G20

Models:

• BMW M340i
• BMW M340i xDrive

Production Years:

2019 – Present

This BMW M340i rear spoiler is specifically designed for the G20 platform, ensuring perfect alignment with the factory trunk curvature.

Key Features – BMW M340i Rear Spoiler

Vehicle-Specific Fitment

This BMW M340i rear spoiler is developed using precise molds based on the original BMW G20 trunk design, guaranteeing seamless installation and OEM-style fitment.

Premium Carbon Fiber Construction

The BMW M340i carbon fiber spoiler is manufactured using 3K 3×3 carbon fiber weave, offering:

• Lightweight construction
• High structural strength
• Enhanced durability
• Premium motorsport appearance

This construction ensures the spoiler complements the aggressive styling of the BMW M340i rear end.

Aerodynamic Performance Upgrade

Adding a BMW M340i rear trunk spoiler improves airflow over the rear section of the vehicle, helping to increase stability at higher speeds.

The M340i rear spoiler also enhances the visual balance of the rear trunk area, giving the car a wider and sportier stance.

Gloss UV-Resistant Clear Coat

Each M340i carbon fiber rear spoiler is finished with a UV-resistant high-gloss clear coat, protecting the carbon fiber surface while delivering a deep, premium finish.

Easy Installation – No Drilling Required

Installation of the BMW M340i rear spoiler is simple and requires no drilling or modification.

• Automotive-grade double-sided tape included
• Direct trunk installation
• Quick installation within minutes

Professional installation is recommended for best results.

Why Upgrade Your BMW M340i with a Rear Spoiler

The BMW M340i combines luxury and performance, making it one of the most popular models in the BMW 3 Series lineup. Installing a BMW M340i rear spoiler is one of the easiest ways to enhance the vehicle’s sporty styling.

A BMW M340i carbon fiber rear spoiler not only adds a motorsport-inspired design element but also improves aerodynamic efficiency and rear-end stability.

For BMW enthusiasts looking to elevate the look of their G20 M340i, this M340i trunk spoiler is the perfect upgrade.

Popular BMW M340i Exterior Upgrades

Many BMW owners combine a BMW M340i rear spoiler with other performance styling upgrades such as:

• BMW M340i front lip spoiler
• BMW M340i rear diffuser
• BMW M340i side skirts
• BMW M340i mirror covers
• BMW M340i carbon fiber trunk spoiler

Together these upgrades create a complete BMW M340i carbon fiber exterior package.