K&N RG-Serie Universal air-Filter with 3 Installation diameters Blue (RG-1001BL)

K&N adjustable fitting universal air filters are made with flange inserts which adjust the filter's flange to one of three inside flange diameters. The flange on these filters is made with ultra-strong molded pliable rubber which absorbs vibration and allows for secure attachment. K&N clamp-on universal air filters are washable and reusable.

Specifications:
Product Style: Round Tapered Universal Air Filter
Air Filter Shape: Round Tapered
Base Outside Diameter: 6 inch (152 mm)
Top Outside Diameter: 4.75 inch (121 mm)
Flange Inside Diameter: 4 inch (102 mm)
Flange Inside Diameter 2: 3.5 inch (89 mm)
Flange Inside Diameter 3: 3 inch (76 mm)
Flange Length: 1.125 inch (29 mm)
Flange Type: Centered
Height: 5.5 inch (140 mm)
Filter Material: Cotton Gauze
Top Style: Metal
Top Material/Finish: Chrome
Color: Blue