Replacement air filter protection sock.
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Brand:
ES#:
4069248
Mfg#:
D401-0111
Ships on Jul 13, 2026
13% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$46.99
This product was last offered at the strikethrough price on 06-16-2026
With CNC machined serviceable/cleanable nozzle inserts for precise fluid metering. Choose single or dual nozzles and match the flow rate to your power needs!
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Designed to meet the rigorous demands of BMW’s S63 and S85 engines, this filter provides the massive airflow required for maximum horsepower.
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Keep your WMI system in top condition by filtering out potential contaminants before it becomes a problem
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All engine performance begins with engine breathing. That's why we have a large inventory of stock and performance intake manifolds, and related intake manifold parts, including MAF sensors, intake hoses, cold air intake systems, and engine air filters for both normally aspirated and forced induction engines. To perform it's best, your engine needs to breathe clean and breathe free.
Lifetime Replacement
