$595.00 USD
$595.00 USD














The MMX Performance BMW F3X N57 Elite Series Panel Air Filter is the top-tier filtration upgrade for the N57-powered diesel F30, F31, F32, and F33. Where the standard MMX cotton gauze filter is the entry-point upgrade for these airboxes, the Elite Series steps up to a premium tri-foam construction inspired by Formula 1, World Rally, and Touring Car filtration technology.
The filter uses a layered tri-foam media engineered to maximise airflow with minimum pressure drop. The result is a measurable increase in airflow over the standard paper element while still delivering outstanding filtration efficiency. Throttle response sharpens, the diesel induction note becomes more present under load, and the turbo sees cleaner, more abundant air.
The filter is designed to fit seamlessly into the OE airbox, no modification, no cutting, no airbox surgery. Installation takes around 10 minutes, and the filter is easily returned to standard. Crafted to OEM standards for design and durability, it fits like a factory part and lasts well beyond the service life of any disposable paper filter.
For N57 diesel owners seeking the best filtration the platform supports (at street, track, or competition use) this is the definitive panel filter.
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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.