KNA-2247 Engine Air Filter 024844404534

( Brand: K-n ), ( Manufacturer Part Number: KNA-2247 ), ( Part Type: Air Engine Filter ), ( Itemheight: 50 ), ( Itemlength: 367 ), ( Itemwidth: 268 ), ( Packageheight: 41 ), ( Packagelength: 360 ), ( Packageweight: 480 ), ( Packagewidth: 244 ), ( UPC: 024844404534 )

Review K N Engine Air Filter Long Life Mile Replacement

The **KNA-2247 Engine Air Filter (18-inch diameter)** is a high-performance, precision-engineered filtration solution designed to optimize airflow and enhance engine efficiency in a wide range of automotive, marine, and industrial applications. Crafted from premium-grade **cotton or synthetic microfiber media**, this filter ensures superior dust, pollen, and debris capture while maintaining optimal airflow resistance, which is critical for maintaining peak engine performance and longevity. The **18-inch diameter** makes it an ideal fit for large displacement engines, heavy-duty trucks, performance vehicles, and high-output marine applications, where airflow capacity is paramount. Its **pleated design** maximizes surface area, allowing for greater filtration efficiency without compromising on airflow, which helps reduce carbon buildup on intake valves and pistons, thereby improving combustion efficiency and fuel economy. The filter s **durable, oil-resistant construction** ensures resistance to moisture, oil, and extreme temperatures, making it suitable for both on-road and off-road use, as well as marine environments where exposure to saltwater and humidity is common. Engineered with a **reinforced frame** for structural integrity, the KNA-2247 maintains its shape under high-pressure conditions, preventing collapse and ensuring consistent performance over extended periods. Whether installed in a high-performance turbocharged engine, a diesel truck, or a marine outboard motor, this air filter delivers reliable protection while supporting maximum horsepower and torque output. Its **easy-to-install design** and compatibility with aftermarket intake systems further enhance its versatility, making it a preferred choice for both OEM replacements and performance upgrades.

### Pros and Cons of buying a KNA-2247 Engine Air Filter (18)

1. **High Quality Filtration** The KNA-2247 is designed to provide superior air filtration, ensuring cleaner air reaches the engine. This can help maintain optimal engine performance and longevity by reducing dust, debris, and contaminants.

2. **Durability and Longevity** Made with high-quality materials, this air filter is built to last longer than many generic or low-cost alternatives. It resists clogging and maintains efficiency over extended periods, reducing the need for frequent replacements.

3. **OEM Compatibility** The KNA-2247 is engineered to fit specific vehicle models precisely, ensuring a perfect seal and optimal airflow without gaps or leaks. This reduces the risk of engine damage caused by improper filtration.

4. **Improved Fuel Efficiency** A clean air filter allows for better air intake, which can enhance combustion efficiency. This may lead to slight improvements in fuel economy, though results vary depending on the vehicle and driving conditions.

5. **Protection for Engine Components** By trapping dust, dirt, and other particles, the filter helps prevent wear and tear on critical engine parts like the turbocharger, intake valves, and cylinders, potentially extending the engine s lifespan.

6. **Ease of Installation** The KNA-2247 is typically designed for straightforward installation, often requiring no special tools. Many users report that it fits easily without modifications, saving time and effort.

7. **Brand Reputation** KNA (K&N) is a well-known brand in the aftermarket performance and filtration industry. Their products are widely trusted for reliability and performance, which can provide peace of mind when making a purchase.

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1. **Higher Upfront Cost** Compared to generic or basic air filters, the KNA-2247 is more expensive. While it offers better quality, the initial investment may be a deterrent for budget-conscious buyers.

2. **Potential for Clogging Over Time** Although durable, the filter can still accumulate debris over time, especially in dusty or harsh environments. Regular maintenance (e.g., cleaning or replacing) is necessary to maintain performance.

3. **Not Reusable (Unlike Some K&N Filters)** While some K&N filters are washable and reusable, the KNA-2247 is typically a disposable filter. This means you ll need to replace it periodically, adding to long-term costs.

4. **Mixed Reviews on Longevity** Some users report that the filter may not last as long as advertised, particularly in extreme conditions. Others find it holds up well, so expectations may vary.

5. **Installation May Require Care** While generally easy to install, improper handling (e.g., damaging the filter or not sealing it properly) can lead to reduced effectiveness or airflow issues. Some users may need to take extra precautions during installation.

6. **Limited Availability** Depending on your location, the KNA-2247 may not be as widely stocked as generic filters. You might need to order it online or from specialty stores, which could add shipping time or costs.

7. **Not Ideal for High-Performance Modifications** If you re looking for a high-flow filter for performance tuning (e.g., increased horsepower), the KNA-2247 may not offer the same level of airflow restriction reduction as other K&N performance filters. It s more of a balance between filtration and airflow.

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The KNA-2247 engine air filter is a solid choice for drivers seeking a reliable, high-quality filter that balances filtration efficiency and durability. It excels in maintaining engine health, improving airflow, and offering OEM-level compatibility. However, its higher cost and disposable nature may not appeal to everyone, particularly those on a tight budget or looking for reusable options. If you prioritize longevity, performance, and protection for your engine without extreme airflow restrictions, this filter is a worthwhile investment.

- You want a high-quality, durable filter that fits your vehicle precisely.

- You prioritize engine protection and cleaner air intake.

- You re willing to pay a premium for reliability and brand reputation.

- You plan to keep the filter for its recommended lifespan without extreme environmental exposure.

- You re on a tight budget and can find a comparable generic filter that meets your needs.

- You prefer reusable filters (e.g., some K&N washable options) to reduce long-term costs.

- You re looking for a high-flow filter specifically for performance tuning (in which case a K&N performance filter might be better).

- You frequently drive in extremely dusty or harsh conditions where filters may clog quickly.

For most drivers seeking a balance between quality and performance, the KNA-2247 is a strong recommendation. However, always verify compatibility with your specific vehicle model and consider your budget and maintenance preferences before purchasing.

Details:

Features:: RUGGED CONSTRUCTION: K N Advantage Plus Air Filters are manufactured with durable, premium materials to last for up 18,000 miles of use.: K N Performance Air Filter N has been the #1 Brand in Filtration since 1969, bringing you best performance and protection for whatever drive. With a premium synthetic or cellulose blend filter media, based on application, these filters provide up to 99% engine protection for your vehicle. They are designed to meet or exceed OEM specifications and will install easily into your factory air box in minutes.Features:Premium 18,000 Mile filter life Up 99% engine protection designed Easy installation minutes Compatible Vehicles: 2002 2010 DODGE Ram 1500 2002 2010 2500 2003 2009 3500 2005 2010 4000 2014 2017 MOBILITY VENTUR MV-1 2011 2023 RAM 2019 2022 Classic 2011 2018 2011 - 2019.

part #: kna2247 prices

• $36.25-$44.37

specifications caranten:

• brand: K-n
• mpn: Kna-2247
• part type: Air Engine Filter
• itemheight: 50
• itemlength: 367
• itemwidth: 268
• packageheight: 41
• packagelength: 360
• packageweight: 480
• packagewidth: 244
• upc: 024844404534

offer caranten:

• started: February 6, 2026
• sold: 0
• options: Ship-to-home
• availability: In Stock
• quantity: 1

seller caranten:

• city: Clifton, New Jersey
• # reviews: 180
• rating: 99.5%

payments caranten:

• wallet: Apple-pay
• other
• credit card: Discover

shipping caranten:

• class: Expedited
• transit: 3-6 Days
• service: Expedited
• cost: $0.00
• type: Fixed

general caranten:

• condition: New
• Vehicle Electronics GPS > Car Electronics Accessories > Radio Antennas

returns caranten:

• method: Money back
• policy: Returns Accepted
• paid by: Seller
• time: 30 Days