K&n 33-2488 High-flow Air Filter

Upgrade your BMW M3, M4, M5, or M6 (3.0L & 4.4L V8 models) with the K&N 33-2488 High-Flow Replacement Air Filter, engineered for performance and reliability.

K&N's original High-Flow Air Filter is designed with oiled cotton gauze media to deliver superior airflow and filtration-boosting horsepower and acceleration while protecting your engine from harmful contaminants. These filters are washable, reusable, and built to last the lifetime of your vehicle, eliminating the need for disposable replacements.

Backed by the K&N Million Mile Limited Warranty, this filter installs easily into your OEM airbox and is emissions legal in all 50 US states. Environmentally friendly and cost-effective, it provides up to 50,000 miles between cleanings, depending on driving conditions.

Perfect for enthusiasts who want a reliable, long-term upgrade that delivers both performance and efficiency.


FITMENT:
2015-2021 BMW M2 / M3 / M4 (Competition, CS, GTS, Base) - L6 3.0L Air Filters (Drop-In)
2012-2019 BMW M5 / M6 (Base, Gran Coupe) - V8 4.4L Air Filters (Drop-In)

• Fits BMW M3, M4, M5, M6 (3.0L & 4.4L V8 engines)

• High airflow with excellent filtration - up to 99% efficiency

• Designed to increase horsepower & acceleration

• Washable and reusable - lasts the life of your vehicle

• Service interval: up to 50,000 miles before cleaning

• Works seamlessly with OEM vehicle electronics

• Will not void vehicle warranty

• Eco-friendly: reduces disposable filter waste

• Backed by K&N Million Mile Limited Warranty

• ⚠️ Prop 65 Warning: Cancer & Reproductive Harm