K&N Engine Air Filter, Long-Life 18,000 Mile Replacement for 2020-2021 Hyundai Sonata L4-1.6L F/I | KNA-5108
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Description
xOverview
Since 1969, K&N has stood out in performance air filtration. This Engine Air Filter for the 2020-2021 Hyundai Sonata 1.6L turbo/fin intake offers a long-life replacement designed for highway use. Built to extend life compared with traditional disposable filters, it delivers a premium 18,000-mile lifespan while aiming to preserve airflow and engine cleanliness. The filter media blends can be premium synthetic or cellulose, selected to fit the application, and the design is engineered to meet or exceed OEM specifications for a factory-like fit.
Key benefits at a glance
- Rugged construction using premium materials to support up to 18,000 miles of use.
- Extended life: about 50% longer than typical 12,000-mile filters.
- Superior filtration with up to 99% efficiency to help shield the engine from contaminants.
- Replace every 18,000 miles under normal highway driving (roughly 1.5 years for many drivers).
- No-hassle warranty: 1-year limited coverage.
The filter media choice — premium synthetic or cellulose blend — is calibrated by application to balance filtration strength with airflow. It is designed to install easily into the factory air box, aligning with OEM standards and ensuring a straightforward replacement.
Fit, feel, and daily use
The 18,000-mile design is paired with a straightforward installation process, letting you upgrade your intake path without specialized tools. The filter is intended to meet or exceed OEM specifications, providing a secure seal and reliable fit once seated in the air box.
Vehicle compatibility
Designed for a range of Hyundai and Kia models, this filter supports owners of vehicles such as Sonata, Santa Fe, Santa Cruz, Tucson, Sorento, Carnival, and K5 in various model years. If you drive on highways or city streets, the design emphasizes a tight seal and durable filtration that aligns with typical driving patterns.
What to expect on the road
Possible benefits include steady idle and consistent intake quality during daily commutes and road trips. While individual results can vary, the long-life design aims to reduce replacement frequency and maintain filtration reliability within OEM guidance.
Media and installation details
- Premium media blends tailored to the application support filtration without sacrificing airflow.
- Factory-fit design enables quick installation in minutes using the stock air box.
- Engineered to align with OEM specifications for a confident, hassle-free upgrade.
FAQ
Q: Which vehicles is this filter compatible with?
A: Fits select Hyundai and Kia models, including Sonata, Santa Fe, Santa Cruz, Tucson, Sorento, Carnival, and K5.
Q: What benefits does this filter offer?
A: Up to 18,000 miles of use with up to 99% filtration efficiency and simple installation.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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