The K&N 3" universal air filter is our go-to round tapered air filter for our 3" turbo applications. This filter provides superior filtration and flow characteristics compared to cheaper/inferior products. Don't risk damage to your turbo or engine with a cheap air filter!
From K&N:
K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.
Product Specifications:
Product Style: Round Tapered Universal Air Filter
Base Outside Diameter: 6 inches (152 mm)
Flange Inside Diameter: 3 inches (76 mm)
Flange Length: 1.75 inches (44 mm)
Flange Type: Centered
Height: 6 inches (152 mm)
Top Outside Diameter: 4.75 inches (121 mm)
Top Style: Rubber
Top Material/Finish: None
Filter Material: Cotton Gauze
Filter Re-Oiling Amount: 1.27 oz (38 ml)
Flanges: 1
Inner Wire: No
Weight: 1.6 lb (0.7 kg)