K&N 20-21 BMW R18 1802cc Replacement Air Filter

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.
K&N's replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection, and are covered by K&N's No-Hassle Lifetime Limited Warranty.

• Only needs cleaning every 50,000 miles under normal highway driving conditions


• Washable, reusable, and engineered to last for the life of your vehicle


• Designed to provide high airflow and exceptional filtration


• Engineered to fit easily into your factory air box


• No-Hassle Lifetime Limited Warranty


• Emissions legal in all 50 States


• Designed to increase horsepower


• Will not void vehicle warranty

Fits:
BMW_R 18 Base 2021 to 2024
BMW_R 18 100 Years Base_2023_
BMW_R 18 B Base 2022 to 2024
BMW_R 18 Classic Base 2021 to 2024
BMW_R 18 First Edition Base_2021_
BMW_R 18 Roctane Base 2023 to 2024
BMW_R 18 Transcontinental Base 2022 to 2024