SKU: 84938443746

K&N Air Filter (33-2142)

Sale price$52.19 Regular price$57.99
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Ships within 48 hours · Estimated delivery Jul 23 - Jul 28

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Description

K&N Air Filter (33-2142)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: 84938443746

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4.5 ★★★★★
Based on 8 reviews
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Product Reviews
A
Verified Purchase
Anne L
Natrona Heights, US
★★★★★ 5
Long lasting dog treat
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
My dog absolutely loved this stuffed shin bone—it kept her occupied way longer than most treats, which is always a win. It’s a great option when you need something that will actually hold their attention. What I Loved:    •   Long-lasting chew compared to typical treats    •   The stuffing inside keeps dogs interested and engaged    •   Helps with boredom and keeps them busy    •   Once finished, the bone can be reused with other fillings One Small Con:    •   It can get a little messy depending on how your dog chews, so it’s best to give it in an easy-to-clean area Who It’s Best For: Perfect for medium to strong chewers or dogs that need something to keep them occupied for a while. Final Verdict: This is a great value and a go-to for keeping dogs entertained. I’d definitely recommend it if you’re looking for a longer-lasting treat that your dog will actually stick with! 🐾
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2026
N
Verified Purchase
nappydrew
Alexandria, US
★★★★★ 5
🦴 The Ultimate Distraction: A Must-Have for Power Chewers!
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
Finding a chew toy that can withstand my 70-pound "House Hippo" (an expert-level destructor) for more than ten minutes felt impossible, until we discovered these stuffed shin bones. These treats are an absolute game-changer for long-lasting entertainment, durability, and distraction. Exceptional Durability and Value: The bone itself is thick, natural, and surprisingly sturdy. Unlike processed chews that crumble or get demolished instantly, these last for days of chewing. The value is tremendous because they provide two phases of entertainment: first, the intense effort of licking out the filling, and second, the satisfying work of chewing the bone itself afterward. Irresistible Appeal (Peanut Butter/Cheese Filling): The filling is the secret weapon! My dog goes absolutely wild for the flavor. The filling is firmly packed inside, which means he has to spend a significant amount of time actively working to get every last bit. This intense focus buys me hours of peace and quiet, which is invaluable. On top of that, they offer good nutrition! Less Mess, More Fun: I appreciate that these bones are relatively neat. They don't leave greasy residue all over the carpet like some marrow bones, and the durable exterior means minimal splintering (though, as with any bone, supervision is required). They satisfy my dog's natural chewing instinct while promoting dental health by scraping against his teeth as he works the chew. Final Verdict: If you have an aggressive chewer who needs a serious, long-lasting treat that is both entertaining and structurally sound, look no further. These stuffed bones deliver on their promise and are now a staple in our dog treat rotation!
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Reviewed in the United States on October 4, 2025
M
Verified Purchase
Mandi Mills
Bozeman, US
★★★★★ 5
Still Going Strong Months Later
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
These stuffed chew bones have been amazing for my dogs. Even months later, they’re still happily chewing on them, and that says a lot since they’re aggressive chewers. The bacon and cheese filling keeps them interested, and the bones themselves are durable enough to handle their chewing without falling apart. After all this time, the chews are still holding up and my dogs love them every time. They keep my dogs busy, help with dental care, and are definitely worth having on hand for large dogs who love to chew. Durable, tasty, and long-lasting—can’t ask for more.
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Reviewed in the United States on February 10, 2026
C
Verified Purchase
Christy
Boise, US
★★★★★ 5
Long lasting
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
These are the longest lasting bones I have ever purchased. But if you don't want a heavy bone that makes noise when dropped this is not for you. They go sliding across my floor as they are being tossed around and played with. But they love them and they have lasted for months. I am glad they are not as expensive as others. To many things are over priced. Dogs love them.
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Reviewed in the United States on May 14, 2026
A
Verified Purchase
Amazon Customer
Lake Worth, US
★★★★★ 4
Arrived on time and as described
Flavor Name: Bacon, Size: 1 Count (Pack of 1)
It is perfect for my 120 lb dog. He did give up after 6 hours of trying to get the “stuffing” out. The bone held up to his chewing. He loved it!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 14, 2026

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