K&N Universal Air Filter 3.5" Flange Rubber Base 4.625" Height RU-2790

SKU: KNNRU-2790
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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.

K&N Universal Air Filter - RU-2790

Optimize your engine's air intake with the K&N Universal Air Filter RU-2790. Engineered for versatility, this high-flow air filter is designed to fit a wide array of applications, from custom builds to performance vehicles and equipment.

Performance and Design:

  • High-Flow Filtration: Provides exceptional airflow to your engine, leading to increased horsepower and acceleration while filtering out harmful contaminants.
  • Durable Construction: Features a pliable rubber flange with an inner steel reinforcement for a secure and vibration-resistant fit. The flange can be stretched up to 1/16" for a snug fit on slightly varied diameters.
  • Universal Fitment: With a 3.5-inch flange diameter, a 4.625-inch base diameter, and a 3.5-inch top diameter, this filter is designed for broad compatibility across many makes and models.
  • Washable and Reusable: This filter is washable and reusable, offering a cost-effective and environmentally friendly solution for engine maintenance. Simply clean and re-oil for continued peak performance.
  • Versatile Applications: Ideal for racing vehicles, RC cars, generators, snowmobiles, tractors, and other equipment requiring a reliable universal air filter.

The K&N RU-2790 Universal Air Filter is a testament to K&N Engineering's commitment to performance and quality. Ensure your engine breathes easy and performs at its best. Find this and other performance parts 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.

K&N Universal Air Filter - RU-2790

Optimize your engine's air intake with the K&N Universal Air Filter RU-2790. Engineered for versatility, this high-flow air filter is designed to fit a wide array of applications, from custom builds to performance vehicles and equipment.

Performance and Design:

  • High-Flow Filtration: Provides exceptional airflow to your engine, leading to increased horsepower and acceleration while filtering out harmful contaminants.
  • Durable Construction: Features a pliable rubber flange with an inner steel reinforcement for a secure and vibration-resistant fit. The flange can be stretched up to 1/16" for a snug fit on slightly varied diameters.
  • Universal Fitment: With a 3.5-inch flange diameter, a 4.625-inch base diameter, and a 3.5-inch top diameter, this filter is designed for broad compatibility across many makes and models.
  • Washable and Reusable: This filter is washable and reusable, offering a cost-effective and environmentally friendly solution for engine maintenance. Simply clean and re-oil for continued peak performance.
  • Versatile Applications: Ideal for racing vehicles, RC cars, generators, snowmobiles, tractors, and other equipment requiring a reliable universal air filter.

The K&N RU-2790 Universal Air Filter is a testament to K&N Engineering's commitment to performance and quality. Ensure your engine breathes easy and performs at its best. Find this and other performance parts 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.

K&N Universal Air Filter - RU-2790

Optimize your engine's air intake with the K&N Universal Air Filter RU-2790. Engineered for versatility, this high-flow air filter is designed to fit a wide array of applications, from custom builds to performance vehicles and equipment.

Performance and Design:

  • High-Flow Filtration: Provides exceptional airflow to your engine, leading to increased horsepower and acceleration while filtering out harmful contaminants.
  • Durable Construction: Features a pliable rubber flange with an inner steel reinforcement for a secure and vibration-resistant fit. The flange can be stretched up to 1/16" for a snug fit on slightly varied diameters.
  • Universal Fitment: With a 3.5-inch flange diameter, a 4.625-inch base diameter, and a 3.5-inch top diameter, this filter is designed for broad compatibility across many makes and models.
  • Washable and Reusable: This filter is washable and reusable, offering a cost-effective and environmentally friendly solution for engine maintenance. Simply clean and re-oil for continued peak performance.
  • Versatile Applications: Ideal for racing vehicles, RC cars, generators, snowmobiles, tractors, and other equipment requiring a reliable universal air filter.

The K&N RU-2790 Universal Air Filter is a testament to K&N Engineering's commitment to performance and quality. Ensure your engine breathes easy and performs at its best. Find this and other performance parts at GGCRACING.

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