SKU: 75889662288

K&N Air Filter (E-1992)

Sale price$60.47 Regular price$67.19
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Ships within 48 hours · Estimated delivery Sep 15 - Sep 20

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Description

K&N Air Filter (E-1992)K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.

Features:

  • Designed to boost horsepower and rate of acceleration
  • Can be cleaned and used again
  • High air flow with exceptional filtration
  • Lasts up to 50,000 miles before cleaning is required depending on driving conditions
  • Works with original equipment manufacturer vehicle electronics
  • Emissions legal in all 50 US states
  • Will NOT void vehicle warranty

Most air filters on the market are a compromise. Many high-performance filters deliver better airflow, but sacrifice filtering ability and engine protection in the process. OEM filters, which are usually made of paper, filter adequately but at the expense of airflow. And airflow decreases as these air filters become dirty. Not so the K&N air filter. K&N air filters increase airflow without decreasing filtration ability, and the increased airflow remains consistent throughout the filter's service interval. The secret is in the K&N filter's construction.

K&N's initial goal was to develop a filter that would deliver increased airflow during dirty, dusty off-road racing conditions. Increased airflow improves the efficiency of the combustion process, increasing horsepower and torque. But just increasing airflow without ensuring adequate filtration under those conditions would result in a ruined engine. K&N's solution was a filter design consisting of 4 to 6 layers of cotton gauze sandwiched between two aluminum wire screens. The cotton is then treated with a specially formulated grade of oil that causes tackiness throughout the cotton’s microscopic strands. The resulting K&N filter not only delivers increased airflow while trapping dirt particles that could harm your engine, that level of airflow is maintained even as the filter gets dirty. The layers of oiled cotton fibers in the K&N filter trap dirt particles that are smaller than the holes in the filter media. The thickness of the layers also allows the K&N filter to trap dirt and dust on many levels, trapping more dirt without decreasing airflow. Contrast this with a paper filter that only traps dirt on its surface; as the surface area becomes clogged, the airflow rate goes down.

Each K&N air filter is custom designed to fit into your existing factory air box. The K&N filter is economical because it's the last air filter you'll have to buy for your car. It can be washed and reused many times, and since you can usually drive up to 50,000 miles between servicing, you won't have to clean it very often. And every K&N filter is backed by K&N's Million Mile Limited Warranty. By the way, check the CARiD reviews and read what the customers think of K&N porducts.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 75889662288

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4.7 ★★★★★
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Verified Purchase
Wicked Cool Mom
West Palm Beach, US
★★★★★ 3
Worked well for a few days, then built up a tolerance
Item Package Quantity: 1, Size: 100 Count (Pack of 1)
Guarana for me is one of those things that you should only take every once and a while. It gave me a nice surge of energy for about an hour or so after taking one, then after only a few mornings of taking one I noticed the effect completely wore off. So I stopped taking it for about a week. Then tried taking it again and it still did nothing. Maybe it's just my body, but now I need at least two to notice any effect. It's not that I even feel more alert now, it just makes me feel like I drank to much coffee. I will finish the bottle and then will not buy it again. Different supplements work differently for everyone though! Just because this didn't work for me longterm, that's not to say it won't work wonderfully for you. Trial and error is key with anything like this.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 29, 2013
M
Verified Purchase
Memory Ebeier Wortham
Boise, US
★★★★★ 4
Great substitute for Adderall.
Item Package Quantity: 1, Size: 100 Count (Pack of 1)
This is a great supplement to have around, especially because it's SO easy and economical compared to coffee. I would happily rate it 5 stars BUT I have to admit that the first few times I took it, the jitters it gave me were pretty extreme. It didn't bother me AT ALL, but I know that it would be WAY too strong for a lot of people. However, if you're not a stranger to over-loading yourself on caffeine (or other stimulants) and you generally like its effects, this should be a great supplement for you. Very importantly, the jitters went away by the 4th day I took it and now it's hardly noticeable. I started using it so I could easily lower my daily dose of Adderall (prescribed for ADD) and it did the job well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 6, 2018
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Verified Purchase
TigerSwan
Dallas, US
★★★★★ 5
works
Item Package Quantity: 1, Size: 100 Count (Pack of 1)
I work night shift and these keep me energize without jitters. Also, I do not crash. They last a good 6 hours and I'm able to sleep when I get home.
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Reviewed in the United States on December 1, 2025
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Anthony R
West Palm Beach, US
★★★★★ 1
They don't work
Item Package Quantity: 1, Size: 100 Count (Pack of 1)
Used to work, useless now. It seems they reformulated things. I used to wake up on this guarana, and the most recent batch not only does nothing, I can take two and need a nap within an hour.
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Reviewed in the United States on March 15, 2026
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Patrick Neary
Louisville, US
★★★★★ 5
This can be the best for some people and potential trouble for others. BP warning:
Item Package Quantity: 1, Size: 100 Count (Pack of 1)
It triggers my bipolar mania. Even though this detrimental effect is short-lived - only a few hours before coming back to normal... I don't feel right taking this ever again in supplement form. It's ok in a Monster Energy Drink or a Starbucks Tripleshot coffee or something for me personally. Really it's in my opinion the best herbal supplement for energy that is somewhat adventurous and flexitive. For me more like go outside and play, climb pine trees or something. In contrast, I'll suggest this term: "GNC-type herbal stimulants" - they feel more oriented toward focus and less towards locomotive behavior.
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Reviewed in the United States on May 21, 2025

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