

Carbon Fiber K Style side Skirt - BMW X3M F97 X4M F98
Give your BMW X3M F97 or X4M F98 a sportier, more aggressive look with the Carbon Fiber K Style Side Skirt. Designed to complement the performance-oriented design of your BMW, this side skirt adds a sleek, motorsport-inspired aesthetic while enhancing the vehicle's aerodynamic profile. Crafted from high-quality carbon fiber, the K Style side skirt not only improves the vehicle's visual appeal but also contributes to better airflow and stability, making it a perfect upgrade for performance enthusiasts.
Key Features:
-
Premium Carbon Fiber Construction:
Made from high-quality carbon fiber, the K Style side skirt offers exceptional strength while maintaining a lightweight design. Carbon fiber’s natural durability ensures long-lasting performance, while its glossy finish provides a high-end, sophisticated look that enhances the overall appearance of your BMW X3M or X4M. -
Improved Aerodynamics and Stability:
The K Style design of the side skirt optimizes the airflow along the sides of your vehicle, reducing drag and improving overall aerodynamic efficiency. By helping to smooth the airflow, the side skirt contributes to better stability, especially at high speeds, and enhances cornering performance by maintaining balance and control. -
Aggressive, Motorsport-Inspired Look:
The bold lines and aggressive styling of the K Style side skirt add a motorsport-inspired touch to the side profile of your BMW X3M F97 or X4M F98. It lowers the overall stance of the vehicle visually, giving it a more athletic, race-ready appearance that stands out on the road. -
Lightweight Performance Benefits:
Carbon fiber is known for being incredibly lightweight, which helps reduce the overall weight of the vehicle. The reduced weight improves acceleration, handling, and braking performance, providing a more responsive and dynamic driving experience. -
Durability and Weather Resistance:
Carbon fiber is highly resistant to UV rays, moisture, and temperature fluctuations. This ensures that the K Style side skirt maintains its strength and glossy finish over time, even when exposed to harsh weather conditions, so you can enjoy its benefits for years to come. -
Custom Fit for BMW X3M F97 & X4M F98:
The Carbon Fiber K Style Side Skirt is specifically designed for the BMW X3M F97 and X4M F98, ensuring a perfect, seamless fit that integrates beautifully with the side profile of your vehicle. The design is tailored to enhance the aesthetics of your BMW while requiring no modifications for installation. -
Improved High-Speed Performance:
The aerodynamic design of the side skirt helps improve the overall high-speed stability of your BMW, especially during aggressive driving or cornering. By reducing side turbulence and maintaining airflow under the vehicle, the side skirt ensures better balance and control, making your BMW more stable at high speeds. -
Easy Installation:
Designed for a direct fit, the Carbon Fiber K Style side skirt comes with all necessary hardware and detailed instructions, ensuring a smooth and hassle-free installation. The side skirt integrates easily with your existing body panels, giving your BMW an enhanced, sporty look in no time. -
Increased Resale Value:
Adding carbon fiber components like the K Style side skirt not only enhances the aesthetics and performance of your BMW X3M or X4M but can also increase its resale value. This upgrade makes your vehicle more attractive to potential buyers, particularly those looking for performance and style enhancements.
Included Components:
-
Carbon Fiber K Style Side Skirt for BMW X3M F97 & X4M F98 (left and right sides)
-
Installation Hardware and Instructions
Upgrade your BMW X3M F97 or X4M F98 with the Carbon Fiber K Style Side Skirt for an aggressive, motorsport-inspired look, improved aerodynamics, and enhanced driving performance. This sleek and lightweight side skirt transforms your vehicle’s profile while providing performance benefits that will be felt on the road. Whether you're looking to enhance your vehicle's aesthetic or improve its stability at high speeds, this carbon fiber side skirt delivers both style and function.
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)