Adro BMW G20 M340i LCI Rear Winglets

Upgrade the rear-end appearance of your 2023+ BMW G20 M340i LCI with these Carbon Fiber Rear Winglets. Designed for the facelift G20 M340i platform, this upgrade adds a sharper lower rear profile while enhancing the vehicle’s performance-inspired styling.

The rear winglet design works with the factory rear bumper lines to create a more aggressive and finished appearance. The included diffuser side fins help add definition to the rear end, giving the M340i LCI a cleaner and more dynamic carbon fiber accent.

Constructed from wet carbon fiber, this kit delivers a premium exterior finish with strong visual appeal. The package includes the rear diffuser component, two diffuser side fins, 3M tape, bolts/screws, and an installation manual for a complete rear-end upgrade.

Product Specifications

Key Features

• Designed for 2023+ BMW G20 M340i LCI models
• Rear winglet design adds a sharper and more aggressive rear-end appearance
• Includes diffuser side fins for added rear bumper definition
• Constructed from wet carbon fiber for a premium exterior finish
• Enhances the factory rear bumper styling with a clean carbon fiber accent
• Designed to complement the LCI body lines of the G20 M340i
• Includes 3M tape, bolts/screws, and installation manual
• Ideal upgrade for a refined OEM+ performance look

Configuration Options

• Wet carbon fiber rear winglet and diffuser side fin kit for BMW G20 M340i LCI models

Package Includes

• 1 rear diffuser component
• 2 diffuser side fins
• 3M tape
• Bolts/screws
• Installation manual

Note: Professional installation is recommended to ensure proper alignment, secure mounting, and the best overall fitment. Test fit all components before final installation.

Installation

• Test fit the rear diffuser component and side fins before final mounting
• Clean and prepare the rear bumper mounting area
• Align each component carefully with the factory rear bumper lines
• Install using the included 3M tape and bolts/screws
• Check fitment and alignment before final tightening
• Professional installation is recommended for best results

Fitment

• 2023+ BMW G20 M340i LCI

United States: Free shipping available to the lower 48 states across all items. Other states will incur a shipping charge.

Worldwide: Free shipping is available for Complete Headlights, Taillights, DRLs. For custom headlight retrofits, carbon fiber products, and performance products, there will be a shipping charge.  

Please note:
• For Retrofits, you are purchasing a headlight modification service.
• If you select "Shipping own headlights to BayOptiks for modification", you are required to send us your headlights.
• If you choose "Purchase new OEM headlights", we will order and modify a new OEM headlight for you.
• Once your customizations are complete, we will ship it to you!

• Complete Headlights: 3-5 business days for order processing plus shipping time.
• Custom & Pre-Built Headlights: 6-8 weeks depending on the complexity and component availability.
• New OEM and cores: 6-8 weeks plus an additional 4-8 weeks as these are special orders base on the vehicle VIN due to different versions (North American, European, etc.)
• DRLs, Taillights, Brake Pads, and Carbon Fiber Aero: 3-5 business days for order processing, plus shipping time.
• Lens Replacements: 1-3 weeks plus shipping time.

Please note, we do not have control over the time frames of our vendors, manufacturers, and delivery services as they may delay processes in regards to components and shipment.