$595.00 USD
$595.00 USD
















The MMX Performance Replacement Panel Air Filter Set for the BMW G8X M2, M3, and M4 is a simple yet highly effective upgrade designed to improve airflow, engine efficiency, and overall performance. By replacing the restrictive factory paper filters, this high-performance set allows the S58 engine to breathe more freely while maintaining proper filtration.
Developed using high-quality cotton gauze filter media, these panel filters increase airflow to the turbochargers, supporting improved throttle response, enhanced induction sound, and measurable gains in power and efficiency. Unlike disposable factory filters, the MMX design is fully washable and reusable, offering long-term value and consistent performance.
Designed to integrate seamlessly with the factory airbox, the filters install quickly with no modification required. Fitment and sealing match OEM standards, ensuring proper operation while delivering improved performance characteristics.
With increased airflow, improved induction sound, and lifetime usability, this is a practical and effective upgrade for both stock and modified S58-powered vehicles.
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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.