K&N Round Universal X-Stream Clamp-On Air Filter - K&N RX-4040-1

  • K&N Round Universal X-Stream Clamp-On Air Filter - K&N RX-4040-1
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  • Part#: RX-4040-1
  • Price: $139.99
  • 10+ In Stock - Ships in 1 day
  • Shipping: Free Shipping

K&N Universal X-Stream Clamp-On Air Filters

2-7/16"FLG; 4"OD; 4-3/4"H

K&N Universal X-Stream Air Filters feature a low restriction, clamp-on design. It’s available in many sizes to accommodate the needs of your import or domestic car, truck, or SUV. K&N X-Stream air filters have a top filter to offer even higher airflow and a longer service interval. Featuring a washable and reusable filter media with durable molded pliable rubber flanges, this kit is engineered to unleash more horsepower and torque with a simple bolt-on installation.

Features:

  • Built-in pleated filter on top to deliver stronger air flow
  • Guaranteed to increase horsepower and torque
  • Superior filtration without restricting airflow
  • Durable molded rubber flanges
  • K&N air filters are endlessly washable and reusable
  • Clamp-on design for hassle-free installation
  • Backed by K&N’s superior 10-year/million mile warranty

California Residents: Prop 65 WARNING

While this K&N Universal X-Stream Clamp-On Air Filters might fit your vehicle, unfortunately we can't guarantee fitment. Please read description and specifications to decide if this part is right for your vehicle.

Specifications

Air Filter Shape: Round
Base Outside Diameter: 4 in (102 mm)
Filter Material: Cotton Gauze
Filter Re-Oiling Amount: 0.62 oz (18 ml)
Flange Angle: 0 degrees
Flange Inside Diameter: 2.438 in (62 mm)
Flange Length: 0.75 in (19 mm)
Flange Offset: 0 in (0 mm)
Flange Type: Centered
Flanges: 1
Footnote 1: 1/4-20 Jack Nut Into Top
Footnote 2: Base Has 25/64" Vent
Height: 4.75 in (121 mm)
Outside Diameter: 4 in (102 mm)
Top Material: None
Top Style: X-Stream