$595.00 USD
$595.00 USD














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Discover the unparalleled quality and performance you deserve with AutoTecknic's innovative solutions. We understand the aspirations of G01 X3 and G02 X4 enthusiasts who desire distinct side skirt extensions reminiscent of performance coupes. Embrace the solution you've been waiting for as AutoTecknic proudly presents our X3 and X4 fitment side skirt extension sets, readily available at all times.
Precision-crafted for a flawless fit on your G01 X3 and G02 X4, our modified side skirt extension set is meticulously engineered from pre-preg carbon fiber. This advanced material ensures exceptional durability and an ultra-lightweight design, while the captivating gloss clear-coat finish adds a touch of refinement. The pre-preg carbon fiber construction not only guarantees a lightweight feel but also enhances the structural strength of the OEM side skirts, ensuring your BMW maintains its agility and performance.
With AutoTecknic, your dream of enhancing your BMW's appearance is within reach, and the wait is over. The installation process is made hassle-free with the inclusion of new push rivets in each set. Experience the convenience of having these exquisite components shipped directly to your doorstep, ensuring a seamless installation. Elevate your BMW to new heights of elegance and performance with AutoTecknic's side skirt extensions – the epitome of BMW excellence.
Make your vision a reality today with AutoTecknic's meticulously crafted side skirt extensions. Your BMW transformation starts here, and it's enhanced with the advantages of pre-preg carbon fiber – lightweight, strong, and built for precision performance.
* This item is non-returnable *
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$595.00 USD
$595.00 USD
This product can expose you to chemicals such as lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
For a complete list of chemicals known to cause harm, visit https://www.p65warnings.ca.gov/chemicals.
Under the federal Clean Air Act (42 U.S.C. §7522(a)(3)), it is illegal to manufacture, sell, install, or use any part that defeats or alters a motor vehicle’s emission control system for use on public roads. Unless a product has received an Executive Order (EO) from the California Air Resources Board (CARB), it is not legal for use or installation on any pollution-controlled vehicle driven on public highways.
Some states have CARB-equivalent or independent emissions laws. Customers are responsible for verifying local regulations before purchasing or installing emissions-related products.
All performance, racing, or competition parts sold by this company are intended solely for off-road, closed-course, or competition use on vehicles that are never registered or used on public highways.
Kies Motorsports, LLC sells and markets these products for lawful use only. We do not condone or authorize the use of emission-control defeat devices or any modification that violates the Clean Air Act or state regulations.