K&N Universal Rubber Air Filter RU-3120

SKU: KNNRU-3120
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About K&N Engineering K&N has been the world's leader in ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Boost Performance with K&N Universal Rubber Air Filters

The K&N Universal Air Filter (model RU-3120) is engineered for versatility and performance, designed to fit a vast array of applications. Whether you're outfitting a racing machine, a generator, a snowmobile, or even a tractor, K&N has a universal solution. This filter is renowned for its ability to increase horsepower and acceleration by allowing more air into the engine, while providing excellent filtration to protect your equipment.

Durable Construction & Reusable Design

This universal air filter features an ultra-strong, molded pliable rubber flange. This robust construction not only ensures durability but also absorbs engine vibration, providing a secure and reliable attachment. The flange is designed to be stretched up to 1/16 of an inch (1.5mm) to accommodate slightly varying intake sizes, offering a flexible fit. Furthermore, K&N filters are washable and reusable, making them an economical and environmentally friendly choice for long-term performance. Simply clean and re-oil according to K&N's instructions to maintain peak efficiency.

  • Brand: K&N Engineering
  • Type: Universal Air Filter
  • Model: RU-3120
  • Flange: Pliable rubber, can be stretched for fit
  • Features: High airflow, washable, reusable
  • Applications: Racing vehicles, RC cars, generators, snowmobiles, tractors, and more
  • Performance: Designed to increase horsepower and acceleration
  • Filtration: Protects engine from harmful contaminants

Invest in a K&N Universal Air Filter for reliable performance and long-lasting efficiency across a wide range of equipment. It's the smart choice for anyone seeking enhanced power and superior air filtration.

Shop the full range of K&N performance filters at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Boost Performance with K&N Universal Rubber Air Filters

The K&N Universal Air Filter (model RU-3120) is engineered for versatility and performance, designed to fit a vast array of applications. Whether you're outfitting a racing machine, a generator, a snowmobile, or even a tractor, K&N has a universal solution. This filter is renowned for its ability to increase horsepower and acceleration by allowing more air into the engine, while providing excellent filtration to protect your equipment.

Durable Construction & Reusable Design

This universal air filter features an ultra-strong, molded pliable rubber flange. This robust construction not only ensures durability but also absorbs engine vibration, providing a secure and reliable attachment. The flange is designed to be stretched up to 1/16 of an inch (1.5mm) to accommodate slightly varying intake sizes, offering a flexible fit. Furthermore, K&N filters are washable and reusable, making them an economical and environmentally friendly choice for long-term performance. Simply clean and re-oil according to K&N's instructions to maintain peak efficiency.

  • Brand: K&N Engineering
  • Type: Universal Air Filter
  • Model: RU-3120
  • Flange: Pliable rubber, can be stretched for fit
  • Features: High airflow, washable, reusable
  • Applications: Racing vehicles, RC cars, generators, snowmobiles, tractors, and more
  • Performance: Designed to increase horsepower and acceleration
  • Filtration: Protects engine from harmful contaminants

Invest in a K&N Universal Air Filter for reliable performance and long-lasting efficiency across a wide range of equipment. It's the smart choice for anyone seeking enhanced power and superior air filtration.

Shop the full range of K&N performance filters at GGCRACING.

Product Details

Product Description

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Boost Performance with K&N Universal Rubber Air Filters

The K&N Universal Air Filter (model RU-3120) is engineered for versatility and performance, designed to fit a vast array of applications. Whether you're outfitting a racing machine, a generator, a snowmobile, or even a tractor, K&N has a universal solution. This filter is renowned for its ability to increase horsepower and acceleration by allowing more air into the engine, while providing excellent filtration to protect your equipment.

Durable Construction & Reusable Design

This universal air filter features an ultra-strong, molded pliable rubber flange. This robust construction not only ensures durability but also absorbs engine vibration, providing a secure and reliable attachment. The flange is designed to be stretched up to 1/16 of an inch (1.5mm) to accommodate slightly varying intake sizes, offering a flexible fit. Furthermore, K&N filters are washable and reusable, making them an economical and environmentally friendly choice for long-term performance. Simply clean and re-oil according to K&N's instructions to maintain peak efficiency.

  • Brand: K&N Engineering
  • Type: Universal Air Filter
  • Model: RU-3120
  • Flange: Pliable rubber, can be stretched for fit
  • Features: High airflow, washable, reusable
  • Applications: Racing vehicles, RC cars, generators, snowmobiles, tractors, and more
  • Performance: Designed to increase horsepower and acceleration
  • Filtration: Protects engine from harmful contaminants

Invest in a K&N Universal Air Filter for reliable performance and long-lasting efficiency across a wide range of equipment. It's the smart choice for anyone seeking enhanced power and superior air filtration.

Shop the full range of K&N performance filters at GGCRACING.

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