How often should I clean my K&N air filter?

K&N recommends cleaning and re-oiling your filter every 50,000 miles for normal highway use. If you drive in dusty conditions, you may need to clean it more often. Use a K&N filter cleaning kit to maintain the filter's performance.

Does this filter come pre-oiled?

Yes, this K&N air filter comes pre-oiled and ready to install. You do not need to oil it before installation. Be sure to properly clean and re-oil the filter after cleaning, following the instructions in a K&N filter cleaning kit.

Is there a warranty on this air filter?

Yes, K&N backs this air filter with their No-Hassle Lifetime Limited Warranty. This means the filter is warranted to be free from defects in material and workmanship. This warranty does not apply to damage caused by misuse, abuse, or improper cleaning.

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Trusted Since 1957

Est. 1957

K&N 20-21 Nissan Frontier 3.8L V6 Replacement Air Filter

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Specifications

Brand: K&N
Part #: 33-5116
UPC: 024844392107

K&N 20-21 Nissan Frontier 3.8L V6 Replacement Air Filter

Name: K&N 20-21 Nissan Frontier 3.8L V6 Replacement Air Filter
Brand: K&N
Price: 62.99 USD
Availability: InStock

$62.99

Only 6 left in stock

Washable and reusable air filter. Designed to increase airflow and horsepower.

Key Features

Washable filter — clean and re-oil instead of replacing
Reusable filter — lasts longer than a paper filter
Direct drop-in replacement — installs in the factory air box
Oiled cotton media — captures contaminants
Designed for improved airflow — expect slightly better throttle response

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Fits this vehicle

Nissan Frontier 2020-2025

Product Details

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!