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K&N 33-2451 Air filter

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K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow up to 50%. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle. K&N air filters are backed by our famous 10-Year/Million Mile Limited Warranty, and they provide a way to reduce landfill waste by avoiding disposable filters. Engineered to fit easily into your factory air box, installation can be completed in a matter of minutes! K&N develops and tests each product on the world’s toughest race tracks, so we can bring the highest level of performance to your daily driving. Join the millions of customers who have saved money and improved vehicle performance by upgrading to K&N filtration.

Vehicle Fitment: 2011-2019 HYUNDAI i40; 2013-2019 KIA Carens; 2012-2018 KIA cee d; 2014-2018 KIA Forte; 2014-2018 KIA Forte5; 2013-2017 HYUNDAI Elantra GT; 2012-2017 HYUNDAI I30; 2012-2017 HYUNDAI i30 II; 2013-2017 KIA Cerato; 2014-2017 KIA Cerato Koup; 2012-2017 KIA K3; 2011-2016 HYUNDAI Elantra; 2013-2016 HYUNDAI i30 III; 2014-2016 KIA Forte Koup; 2011-2016 KIA K2; 2010-2016 KIA Sportage; 2010-2015 HYUNDAI ix35; 2010-2015 HYUNDAI Tucson; 2015 KIA KX3; 2013-2014 HYUNDAI Elantra Coupe; 2014 HYUNDAI IX25; 2012 HYUNDAI Langdong; 2010-2012 HYUNDAI Santa Fe II

Returns 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.


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.

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