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Best Seller K&n Custom Air Filter Round 9in Od X 8in Id X 2.87in H Holiday Edition [qn36EidA]

$18.99 $60.99 -69%

Superior Air Filter RoundExperience the difference with K&N's Custom Air Filter Round, designed to revolutionize your vehicle's performance. This state-of-the-art filter is crafted with layered, oiled cotton media, engineered to improve airflow and c

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Superior Air Filter Round

Experience the difference with K&N's Custom Air Filter Round, designed to revolutionize your vehicle's performance. This state-of-the-art filter is crafted with layered, oiled cotton media, engineered to improve airflow and capture contaminants efficiently. With a 9-inch outer diameter and 8-inch inner diameter, it's tailored to fit seamlessly into your factory air box, providing an upgrade that's easy to install and notice immediately.
  • Enhanced airflow for increased horsepower
  • Reusable and washable for long-lasting performance

Technical Excellence and Durability

The K&N Custom Air Filter Round is not just a filter—it's a testament to K&N's commitment to quality. Each filter is designed to last the entire lifespan of your vehicle, thanks to its durable construction and high-flow design. The oiled cotton media effectively traps particles while allowing optimal airflow, resulting in better engine performance and fuel efficiency. Key features include:
  • Layered cotton media for improved airflow
  • Engineered to fit factory air box without modification

Superior Performance for Everyday Use

Whether you're a daily driver or an off-road enthusiast, the K&N Custom Air Filter Round is the perfect choice for enhancing your vehicle's performance. With its easy installation and superior airflow, you'll enjoy a smoother driving experience and notice an immediate improvement in power and responsiveness. Backed by K&N's 10-Year/Million Mile Limited Warranty, this filter is a wise investment that ensures your vehicle operates at its peak potential.
  • Simple drop-in replacement for easy installation
  • Enjoy superior performance and airflow

What Our Customers Say

December 30, 2025

Absolutely no complaints!

A very well-designed and strong tool.

- Theodore D..

December 30, 2025

Absolutely no complaints!

This is a very well-made, high-quality tool.

- Graham B..

December 30, 2025

Absolutely no complaints!

A really good quality and solid product.

- Jacqueline U..

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