K&N Air Filter

K&N has been an industry-leader in automotive filtration and technology for over 50 years. Their products include high quality air filters, air intake systems, cleaning solutions and more. Every product offers to increase performance, protection and longevity for your vehicle. 

As we move forward in this article we will be covering K&N air filters only. If you would like to learn more about their cold air intakes you can click here.

K&N Air Filter

K&N is the original red air filter since 1969. Their air filters let air flow in, and keep dirt out. Their layered, oiled cotton media provides up to 50% more airflow than traditional paper air filters, which can provide an increase in horsepower. The durable filter frame and media is designed to last for the entire lifespan of your vehicle, and is protected by a 10-Year/Million Mile Limited Warranty. That’s why many top racers ranging from trophy trucks in the Baja 1000 to premium race-cars in the 24 Hours of Le Mans, million dollar NASCAR Engines, and high horsepower dragers to date still trust K&N to protect their vehicles.

K&N Jeep Wrangler Replacement Cold Air Intake Filter RU-1045 (97-06 4.0L  Jeep Wrangler TJ)
K&N Reusable Air Intake for Jeep Wrangler

There are many benefits to upgrading to a K&N Air filter, so we have broken down the key features.

Washable & Reusable

First and foremost, K&N high-flow air filters are washable and reusable. This makes them highly desirable throughout the community. Many air filters in the market are disposable and must be frequently replaced. All K&N High-Flow are filters are washable, reusable and engineered to last the lifetime of your vehicle. This is backed with the K&N 10-Year/Million Mile Limited Warranty. 

Reduce Waste

Because K&N high-flow air filters are washable and reusable they help reduce waste worldwide. These are eco-friendly alternative to disposable filters, and are designed for exceptional performance and years of use. Reduce disposable filter waste by washing and reinstalling a product designed for long-life performance. 

Engine Protection

K&N Replacement Filter, K&N Replacement Cold Air Intake Filters
K&N Air Filter

When using a poorly-designed disposable air filter, dust, dirt, and contaminants can make their way into your engine. This can cause damage and premature wear. Contaminants can cause havoc on the cylinders, walls, and pistons of your. In addition, an inefficient oil filter can allow oil contaminants to build up within the engine, reducing its working lifespan. K&N performance protection products are designed to keep contaminants where they belong, out of your engine. Premium protection products like High-Flow Air Filters, performance oil filters, in-line fuel filters, and performance air intake systems are engineered to help preserve the longevity of your engine.

Increased Performance

The part we all love to hear! A K&N Air filter can help increase your vehicles performance! High-flow cotton media is designed to allow up to 50% more airflow than traditional paper filters. As a result greater airflow allows for increased horsepower and torque. K&N® air filters are tested on a SuperFlow flow bench to ensure increased airflow over a stock filter. 

Pairing your air filter with a K&N air intake system is the ultimate combination for increased performance. With this combo you’re not just promised an increase in horsepower and torque—it’s guaranteed. K&N air intake systems are designed to direct airflow more efficiently than factory intake systems, increasing the efficiency of your engine’s combustion process. To learn more about their intake systems, click here. 


Last but not least, all K&N air intakes are designed for easy installation. They are engineered to fit easily into your factory air box as easily as any other air filter. Typical installs can occur in less than five minutes with no tools necessary.

In Conclusion

If you’re looking to protect your vehicle and gain increased performance then a K&N washable, reusable high-flow air filter is a no brainer. Their-of-the-art design of layered, oiled cotton media, engineered to improve airflow and capture contaminants—and designed to give you an increase in horsepower. So what are you waiting for? Protect your engine with the filter that millions of drivers have trusted since 1969, from off-road to the on-ramp.