$595.00 USD
$595.00 USD






Upgrade your F chassis BMW M140, M240, 340, or 440 with the MAD B58 Intake + Intake Pipe for an unparalleled boost in performance, airflow, power, and sound. Leave behind the limitations of the stock B58 intake and intake pipe, and embrace the cutting-edge design of the MAD B58 intake kit. Crafted with precision, this direct-fit upgrade requires no cutting or any other modifications, ensuring a seamless installation process.
Experience the exhilaration of maximum airflow as the MAD B58 intake kit optimizes the intake system, allowing your engine to breathe freely and reach its full potential. Unlock an impressive power gain of up to 10whp, delivering a noticeable enhancement in acceleration and overall performance. What's more, this upgrade doesn't necessitate any tuning, providing an effortless and immediate performance boost.
In addition to the performance benefits, the MAD B58 intake also amplifies the auditory experience of your BMW. Feel the deep, resonating growl as the enhanced intake system unleashes a captivating sound, complementing the sporty nature of your vehicle. Stand out from the crowd with a refined exhaust note that reflects your passion for automotive excellence.
Don't settle for mediocrity when you can elevate your driving experience to new heights. With the MAD B58 Intake + Intake Pipe, your F chassis BMW will become a force to be reckoned with on the road. Upgrade today and redefine what it means to truly enjoy the art of driving.
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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.