3DDESIGN CARBON FRONT UNDER SPLITTERS FOR G8X BMW M3 AND M4 [3102-38212]
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3DDesign Carbon Front Under Splitters for G8x BMW M3 and M4
The 3DDesign Carbon Front Under Splitters for G8x BMW M3 and M4 bring a refined motorsport aesthetic and aerodynamic performance upgrade to BMW’s flagship M models. Constructed from lightweight dry carbon fiber, these splitters enhance front-end stability by improving airflow and reducing lift, all while adding a sharper, more aggressive look to the vehicle’s stance. Designed and manufactured in Japan with 3DDesign’s hallmark precision, they integrate seamlessly with the factory front bumper or 3DDesign front lip for an OEM-level fit and finish. The result is a subtle yet impactful enhancement that perfectly complements the M3 and M4’s performance-driven design.
Features
- Crafted from lightweight, high-strength dry carbon fiber (CFRP)
- Enhances front-end aerodynamics and reduces lift for improved stability
- Adds an aggressive, motorsport-inspired aesthetic
- Seamlessly integrates with the factory bumper or 3DDesign front lip
- UV-resistant gloss finish ensures long-lasting durability and shine
- Precision-engineered in Japan for OEM-quality fitment
- Includes all necessary mounting hardware for easy installation
- Complements other 3DDesign aerodynamic components for a cohesive look
- Includes instructions and hardware
Applications
- BMW M3: G80, G81 | 2021-present
- BMW M4: G82, G83 | 2021-present
About 3DDesign
3DDesign is a Japan-based BMW specialist recognized for OEM-level fit, refined aesthetics, and real-world performance. Drawing on motorsport development, the brand engineers aerodynamic components, wheels, exhaust systems, suspension, and interior accessories using advanced CAD / CAM, CFD, and road / track testing. Its catalog emphasizes lightweight, high-quality materials — such as carbon fiber, forged aluminum, and titanium — paired with precise tolerances for seamless integration with factory systems. The result is a cohesive, OEM-plus driving experience that elevates both form and function across modern BMW platforms.
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We want you to feel confident before making your purchase. Here are a few important details to help you better understand this product and how it fits into your space.
- Please review the product dimensions carefully to ensure the right fit for your space
- Color may vary slightly due to lighting and screen settings
- Materials and finishes are selected for both durability and visual appeal
- Some items may require simple assembly upon delivery
- Perfect for both everyday use and long-term comfort
If you have any questions about this product, feel free to reach out to our support team. We're here to help you make the right choice.
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Product Size Guide
Please refer to the general size reference below to better understand how this product may fit into your space. Dimensions may vary slightly depending on the design and materials.
| Category | Small | Medium | Large |
|---|---|---|---|
| Decor & Accessories | Up to 10″ | 10″ – 20″ | 20″+ |
| Tables | Up to 30″ | 30″ – 60″ | 60″+ |
| Seating | 1 Seater | 2–3 Seater | 4+ Seater |
| Storage Units | Compact | Standard | Large Capacity |
| Lighting | Small Fixture | Standard Fixture | Large Fixture |
Note: For exact product dimensions, please refer to the specifications section above. This guide is intended as a general reference only.







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