Product Summary

K&N RU-3570 is a high-flow, washable, and reusable air filter designed to increase engine power and provide long-lasting protection. Ideal for performance enthusiasts looking for a reliable, eco-friendly upgrade that fits various applications.

K&N RU-3570 Universal Air Filter – High-Performance, Reusable, Long-Lasting Power Boost

Engineered for enhanced engine performance and longevity, the K&N RU-3570 Universal Air Filter is the perfect upgrade for enthusiasts seeking improved acceleration, protection, and efficiency—all in a durable, washable design.

Performance & Power

Engineered Power Gains – Advanced filter media enhances airflow to boost horsepower and acceleration.
High Efficiency – Delivers up to 99% filtration efficiency, helping your engine breathe cleaner air.

Superior Filtration & Protection

4-Layer Defense – Multi-layered cotton gauze treated with tack oil traps harmful contaminants.
Long-Lasting Protection – Helps extend engine life with high-performance filtration under all conditions.

Built to Last

Durable Construction – Manufactured using premium materials and advanced construction techniques.
Washable & Reusable – Clean every 75,000 miles under normal highway driving.
Environmentally Friendly – Reusable design helps reduce landfill waste from disposable filters.

Ease of Use & Fitment

Easy Installation – Pre-oiled and ready to use for quick and simple upgrades.
Universal Fit – Suitable for a wide variety of custom and performance applications.

Additional Benefits

Warranty Coverage – Includes a 1-Year Limited Warranty.
Trusted Brand – K&N is a world leader in high-performance filtration technology.

Specifications

• Product Style: Round Tapered Universal Air Filter

• Filter Line: High-Flow

• Air Filter Material: Cotton Gauze

• Washable: Yes

• Flange Type: Centered

• Flange Inside Diameter: 3 in (76 mm)

• Flange Length: 1.75 in (44 mm)

• Top Style: Rubber

• Top Outside Diameter: 5 in (127 mm)

• Base Outside Diameter: 6 in (152 mm)

• Height: 5 in (127 mm)

• Weight: 1.4 lb (0.7 kg)

• Air Filter Color: Red

• Filter Re-oiling Amount: 0.97 oz (29 ml)

• Package Quantity: 1

• Inner Wire: No

• Product Box Dimensions: 7.25 x 7.25 x 7.25 in

• Overall Filter Efficiency: Up to 99%

• FAQs

  Q: How often do I need to clean the K&N RU-3570 air filter?
  A: Under normal highway driving, it only requires cleaning every 75,000 miles or approximately every 5 years.

  Q: Is this filter reusable?
  A: Yes, it’s washable and reusable. Just clean and re-oil it with a K&N filter cleaning kit.

  Q: Will this air filter fit my car?
  A: It’s designed for universal applications with a 3-inch flange. Measure your setup to confirm compatibility.

  Q: Does this air filter improve fuel efficiency?
  A: It can potentially improve fuel efficiency by enhancing airflow and reducing engine strain.

  Q: What is the warranty on this product?
  A: The K&N RU-3570 comes with a 1-Year Limited Warranty.