K&N Replacement Panel Filter - KN33-3171

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!

-ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
-RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
-4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
-CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
-REUSABLE K&N FILTER SAVES YOU MONEY: A K&N washable, reusable air filter will save you $$$ vs. purchasing multiple disposable filters (compared to MSRP in USD of corresponding OE filters for 200,000 miles of highway driving)
-ULTIMATE LONGEVITY: No-hassle lifetime limited warranty on stock replacement K&N air filters- limitations apply
-EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
-REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills

Cross References
BMW 13718095805
BMW 13718095807

Vehicle Applications
2025 BMW M2 3.0L L6 Gas
2025 BMW M3 3.0L L6 Gas
2025 BMW M3 Comp 3.0L L6 Gas
2025 BMW M3 CS 3.0L L6 Gas
2025 BMW M4 3.0L L6 Gas
2025 BMW M4 Cabrio 3.0L L6 Gas
2025 BMW M4 Comp 3.0L L6 Gas
2025 BMW M4 Comp Xdrive 3.0L L6 Gas
2024 BMW M2 3.0L L6 Gas
2024 BMW M3 3.0L L6 Gas
2024 BMW M3 Comp 3.0L L6 Gas
2024 BMW M3 CS 3.0L L6 Gas
2024 BMW M4 3.0L L6 Gas
2024 BMW M4 Cabrio 3.0L L6 Gas
2024 BMW M4 Comp 3.0L L6 Gas
2024 BMW M4 Comp Xdrive 3.0L L6 Gas
2023 BMW M2 3.0L L6 Gas
2023 BMW M3 3.0L L6 Gas All (2 required)
2023 BMW M3 Comp 3.0L L6 Gas
2023 BMW M3 CS 3.0L L6 Gas
2023 BMW M4 3.0L L6 Gas All (2 required)
2023 BMW M4 Cabrio 3.0L L6 Gas
2022 BMW M3 3.0L L6 Gas
2022 BMW M3 Comp 3.0L L6 Gas
2022 BMW M3 CS 3.0L L6 Gas
2022 BMW M4 3.0L L6 Gas
2022 BMW M4 Cabrio 3.0L L6 Gas
2021 BMW M3 3.0L L6 Gas
2021 BMW M4 3.0L L6 Gas
2021 BMW M4 Cabrio 3.0L L6 Gas
2020 BMW M3 3.0L L6 Gas
2020 BMW M4 3.0L L6 Gas Non-US Models