




Carbon Fiber Rear diffuser V3 - BMW G20 3 Series M Sport prelci
Enhance the rear profile of your BMW G20 3 Series M Sport Pre-LCI with the Carbon Fiber Rear Diffuser V3. Designed to offer a sleek and aggressive aesthetic, this diffuser not only elevates the appearance of your vehicle but also enhances its aerodynamic performance. Perfect for drivers seeking a sportier look and improved functionality, this rear diffuser is a must-have for anyone looking to take their BMW G20 to the next level.
Key Features:
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Premium Carbon Fiber Construction: Crafted from PrePreg carbon fiber, this rear diffuser is lightweight yet strong, providing both style and durability. The high-quality carbon fiber weave adds a glossy, race-inspired finish that enhances the sporty look of your BMW G20 3 Series M Sport.
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Aerodynamic Enhancement: The V3 Rear Diffuser is designed to optimize airflow under the rear of your vehicle, reducing drag and increasing downforce. This improved aerodynamics results in better stability at higher speeds, especially during aggressive cornering, giving you more control and a more responsive driving experience.
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Aggressive & Sporty Aesthetic: The V3 design features sharp lines and a modern, aggressive look that complements the sporty M Sport trim of the BMW G20 3 Series. This rear diffuser adds a bold, motorsport-inspired appearance to the rear end of your car, setting it apart from the crowd.
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Perfect Fitment for BMW G20 3 Series M Sport Pre-LCI: Specifically designed for the BMW G20 3 Series M Sport Pre-LCI, this diffuser offers a perfect fit, seamlessly integrating with your vehicle’s bodywork. The diffuser enhances the vehicle’s design without the need for major modifications, offering a factory-like finish.
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Lightweight Performance: Carbon fiber’s lightweight properties help reduce the overall weight of the vehicle, contributing to improved performance, better acceleration, and handling. This rear diffuser provides a performance-oriented upgrade while maintaining the aesthetic integrity of your BMW G20.
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UV-Resistant Coating: The Carbon Fiber Rear Diffuser V3 is treated with a UV-resistant clear coat that protects it from fading, yellowing, or discoloration due to sun exposure. This ensures that the diffuser retains its high-gloss appearance, even after extended periods in the sun.
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Durable & Scratch-Resistant: Carbon fiber is highly resistant to scratches, chips, and other forms of damage from road debris, ensuring that your rear diffuser stays in great condition even under tough conditions.
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Easy Installation: Designed for a direct fit, the Carbon Fiber Rear Diffuser V3 can be installed with ease, without the need for modifications. It comes with all necessary mounting hardware and installation instructions, making it a hassle-free upgrade for your BMW G20.
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Track-Ready Design: The V3 Rear Diffuser not only provides an aggressive look but also contributes to enhanced aerodynamics and overall vehicle performance, making it ideal for both daily driving and track use.
Upgrade your BMW G20 3 Series M Sport Pre-LCI with the Carbon Fiber Rear Diffuser V3 to boost its aerodynamics, performance, and styling. This diffuser is the perfect addition for any driver who wants to add a touch of motorsport-inspired design while improving vehicle dynamics.
We want you to have our parts as quickly as possible. Products that are in stock will be shipped and delivered domestically in 1–5 business days. It will take seven to twenty-one business days for international shipment. An email confirming that your order is being completed will be sent to you once you place it. For in-house orders, please allow a day for processing and the updating of the tracking number. The product page accurately shows the quantity.
Custom steering wheels typically take 20-25 business days for production, with an additional 5-7 business days for shipping. Production and delivery times may vary depending on the complexity of the order and the shipping destination. For more details, please refer to our Shipping Policy.
Our Return Policy permits returns only for products that are found to be defective. You have 30 days from the date of delivery to inspect the product and report any issues.
Regular Cleaning: Maintain carbon fiber parts by cleaning them regularly with a soft cloth and a mixture of mild soap and water. Avoid abrasive or harsh cleaners that could harm the finish.
Use Microfiber Pads and Cloths: Opt for microfiber pads and cloths when cleaning or applying protective coatings to prevent surface scratches.
Protect from Sun and Chemicals: Limit exposure to direct sunlight and harsh chemicals, as they can damage carbon fiber. When possible, use protective covers or park your vehicle in shaded areas.

Why Thousands of Enthusiasts Trust Us
Carbon Industries delivers premium, precision-engineered parts that elevate Vehicle performance and style—backed by expert support and a true passion for the culture. We don’t just sell parts; we fuel the lifestyle.
- Guaranteed Fitment for Your BMW: No guesswork—our parts are designed and tested to fit your exact model perfectly.
- Premium Materials, Always: We use only high-grade carbon fiber, forged metals, and performance-tested components.
- White-Glove Customer Support: Our team of BMW specialists is here to guide you with expert, concierge-level care.
- Trusted by the Elite Vehicle Community: From daily drivers to show builds, our parts are featured on some of the cleanest builds worldwide.

Let customers speak for us
FAQ
Will these parts fit my specific Vehicle model and year?
Yes — every product page includes a “Will This Fit” section to ensure compatibility. If you’re unsure, just send us your VIN or model/year, and our team will confirm fitment for you within 24 hours. We specialize in BMW and European vehicles, so you’re in good hands.
Are these genuine carbon fiber or carbon fiber overlay parts?
We offer only full carbon fiber options. Each listing clearly specifies the construction material. Rest assured, we only source high-quality parts that are durability-tested and made to OEM or better standards.
How long does shipping take and where do you ship from?
Most orders ship from our Irvine, CA warehouse within 1–3 business days. Domestic delivery typically takes 3–7 business days. International shipping times vary by country. Each product page includes real-time shipping estimates based on your location. Certain made to order products will take up to 3-4 weeksfor delivery, including production time.
Do I need professional installation or can I install it myself?
Many of our mods are designed for direct bolt-on installation and can be installed at home with basic tools. However, for certain parts like aero kits or performance components, we recommend professional installation for best results. Each product page includes install difficulty and notes. We offer professional installation at our Santa Clara, CA location.
What if the product doesn’t fit or I change my mind?
No worries — we offer hassle-free returns within 30 days of delivery. If the part doesn’t fit due to an error on our end, we’ll cover the return shipping. For all other returns, we make it easy to exchange or get a refund. See our full Returns & Warranty Policy for details.
Are your parts tested for quality and durability?
Absolutely. All of our products go through quality control checks and are either TUV-certified, ISO-certified, or tested by our in-house team and verified installers. We don’t sell anything we wouldn’t put on our own cars.
Do you offer warranties on your parts?
Yes. Most of our products come with a 90-day limited warranty against manufacturing defects. Some premium items offer extended warranties — details are listed on the product pages. We’re committed to quality and stand behind what we sell.
Can I finance or pay in installments?
Yes — we offer Shop Pay, Affirm, AfterPay, and Klarna at checkout. You can split your purchase into 4 interest-free payments or choose longer-term plans if needed. It’s quick, easy, and won’t affect your credit score (in most cases)