K&N's replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection, and are covered by K&N's No-Hassle Lifetime Limited Warranty.
K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!
  • ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance

Application Summary:

Year Make/Model
2005-2008 BMW 120i
2010-2011 BMW 120i
Attributes
ASIN B000FGCY7Q
Air Filter Material Cotton Gauze
Air Filter Shape Round
Alternate Part Number E-2021
Automotive Item Grade High Performance
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Cap Outside Diameter OEM
Color Heather Red
Country of Origin (Primary) US
Diameter Inside (in.) 3.15
Diameter Outside (in.) OEM
Emission Code Legal US
Filter Material Cotton Gauze
Filter Re-Oiling Amount 0.79 oz (23 ml)
Filter Style Washable
Flange Angle 0 Degree
Flanges None
Frame Design Flexible
GTIN 00024844118912
Harmonized Tariff Code (Schedule B) 8421310000
Hazardous Material Code N
Height 4.5 in (114 mm)
Height (in.) 4.50 in. (114mm)
Inner Wire No
Inside Diameter 3.156 in (80 mm)
Item Height 4.500 in. (114mm)
Item Type High Performance
Item Weight 1.000 lbs. (0.5 kg)
Life Cycle Status Code Available to Order
Machine Washable Yes
NAFTA Preference Criterion Code B
Number of Flanges None
Oil Included Yes, Filter Is Pre-Oiled
Outside Diameter 5.125 in (130 mm)
Overall Filter Efficiency Up To 99% Efficiency
Package Content 1
Package Contents 1 Air Filter
Package Material Paperboard
Package Quantity 1
Package Type Box
Pre-Screened No
Product Box Height 7.13 in (181 mm), 7.130 in. (181mm)
Product Box Length 7.06 in (179 mm), 7.060 in. (179mm)
Product Box Width 7.06 in (179 mm), 7.060 in. (179 mm)
Product Style Round Air Filter
SDR Required Flag N
Shape Round
Top Material None
Top Material/Finish None
Top Style Rubber
Warranty No-Hassle Lifetime Limited
Washable Yes
Weight 1 lb (0.5 kg)

K&N E-2021 Replacement Air Filter

Product Information

  • Brand: K&N
  • Product Number: E-2021
  • Availability: Call for Availability

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