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Upgrade the rear end of your BMW G82 M4 with the CSL Prepreg Carbon Fiber Trunk for a perfect combination of lightweight construction, superior performance, and motorsport-inspired design. Crafted with high-quality prepreg carbon fiber, this trunk lid offers a sleek, aggressive aesthetic while enhancing the aerodynamics and weight reduction of your vehicle. Whether you're looking to enhance the performance of your BMW M4 on the track or simply want to give your car a more dynamic appearance, this trunk lid is the ideal upgrade.
Key Features:
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Prepreg Carbon Fiber Construction: Made using prepreg carbon fiber, this trunk lid ensures top-tier quality and performance. Prepreg carbon fiber offers superior strength and structural integrity, providing a lighter, more durable solution than traditional carbon fiber. The result is a part that can endure the demands of both daily driving and high-performance track use.
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Motorsport-Inspired CSL Design: The CSL Style trunk is inspired by the legendary BMW M4 G82 CSL, offering an aggressive, track-ready aesthetic. With its sleek, sculpted lines and integrated rear lip spoiler, the design improves your vehicle's appearance while also enhancing its aerodynamic capabilities, giving your BMW a more race-focused edge.
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Weight Reduction for Improved Performance: One of the most notable benefits of this Prepreg Carbon Fiber Trunk is its ability to significantly reduce the weight of your vehicle. By replacing the OEM trunk with this carbon fiber version, your car’s overall weight is reduced, which can improve handling, acceleration, and braking performance. The lighter weight also contributes to better fuel efficiency and overall performance on the track.
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Enhanced Aerodynamics: The CSL Style Trunk is designed to enhance the aerodynamics of your BMW G82 M4. The integrated rear lip spoiler not only improves downforce but also reduces drag, offering better stability at higher speeds. This feature makes the trunk a great addition for performance enthusiasts who demand more from their car’s aerodynamics.
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Perfect Fit for BMW G82 M4: Designed specifically for the BMW G82 M4, this trunk lid offers a direct fit with no need for modification. It integrates seamlessly with the existing body lines of the car for a clean, cohesive look. The factory mounting points ensure an easy installation process that guarantees a perfect fit every time.
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UV-Resistant Clear Coat: To preserve the striking appearance of the carbon fiber, the CSL Prepreg Carbon Fiber Trunk is coated with a UV-resistant clear coat. This layer protects the carbon fiber from the sun’s harmful rays, preventing fading, discoloration, or degradation, ensuring the trunk remains vibrant and glossy for years.
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Durable and Long-Lasting: Carbon fiber is known for its strength and durability, and the CSL Prepreg Carbon Fiber Trunk is built to withstand harsh conditions. Whether you’re on the road or at the track, this trunk can endure impacts, extreme weather, and high-speed conditions without losing its integrity or visual appeal.
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Easy Installation: The CSL Prepreg Carbon Fiber Trunk is designed for easy installation, fitting directly into your BMW G82 M4’s factory mounting points. No major modifications are necessary, making this upgrade perfect for both professionals and DIY enthusiasts.
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Improved Performance and Aesthetic: Not only does this trunk lid provide performance benefits, such as weight reduction and enhanced aerodynamics, but it also transforms your vehicle’s rear end with its sleek, aggressive appearance. The addition of the rear lip spoiler gives your M4 a more motorsport-inspired look, further accentuating its performance-oriented nature.
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Perfect for Track and Road Use: Whether you’re taking your BMW G82 M4 to the track or enjoying a spirited drive on the street, the CSL Prepreg Carbon Fiber Trunk offers both visual appeal and practical performance enhancements. It’s the ideal upgrade for any enthusiast looking to boost their car’s capabilities and overall look.
Upgrade your BMW G82 M4 with the CSL Prepreg Carbon Fiber Trunk for a lightweight, durable, and performance-enhancing solution. With its aerodynamic design, motorsport-inspired style, and easy installation, this trunk lid is a must-have for anyone looking to elevate their M4’s performance and appearance.
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)