K&N High-Flow Air Filter RU-2990 – Superior Engine Performance & Protection

Upgrade your vehicle’s performance with the K&N RU-2990 Universal Air Filter, engineered for power, durability, and sustainability. Designed for a wide range of applications, this high-performance air filter enhances horsepower while providing industry-leading filtration and longevity.

Power-Packed Performance

Increased Horsepower & Acceleration – Advanced filter media enhances airflow for noticeable gains in engine performance.
Clamp-On Design – Fits a variety of setups with a centered flange for easy attachment.
Low Restriction – Improves throttle response without compromising protection.

Advanced Multi-Layer Filtration

4-Layer Cotton Gauze Media – Layers of premium cotton treated with a special tack agent for maximum contaminant trapping.
Reusable & Washable – Clean and reuse up to every 75,000 miles under normal highway conditions.
Eco-Friendly – Reduces the need for disposable filters, helping cut down on landfill waste.

Durable Construction & Fitment

Built to Last – Premium materials and rugged construction ensure long-term use.
Universal Fitment – Compatible with various applications thanks to its round tapered shape and 3.5″ flange.
Easy Installation – Pre-oiled and ready to use straight from the box.

Additional Benefits

Warranty Included – Backed by a 1-Year Limited Warranty.
Cost-Effective Upgrade – Quick performance boost without expensive modifications.
Sustainability Advantage – Reusable design supports eco-conscious vehicle maintenance.

Specifications

• Air Filter Material: Cotton Gauze

• Shape: Round Tapered

• Flange Type: Centered

• Flange Inside Diameter: 3.5 in (89 mm)

• Flange Length: 0.625 in (16 mm)

• Height: 4 in (102 mm)

• Base Outside Diameter: 5 in (127 mm)

• Top Style: Rubber

• Washable: Yes

• Weight: 0.9 lb (0.4 kg)

• Filter Re-oiling Amount: 0.63 oz (19 ml)

• Warranty: 1-Year Limited

• Color: Red