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K&N Replacement Air Filter KN for BMW 530e/520i/740i/X3 - 33-3079

K&N Replacement Air Filter KN for BMW 530e/520i/740i/X3 - 33-3079

The K&N 33-3079 Air Filter fits some BMW 518d, BMW 520d, BMW 520i, BMW 525d, BMW 530d, BMW 530e, BMW 530e xDrive, BMW 530i, BMW 530i xDrive, BMW 540D, BMW 540i, BMW 540i xDrive, BMW 620d, BMW 620d GT, BMW 630d GT, BMW 630i GT, BMW 640d GT, BMW 640i GT, BMW 725d, BMW 730d, BMW 730i, BMW 740d, BMW 740e, BMW 740e xDrive, BMW 740i, BMW 740i xDrive, BMW 840D, BMW X3, BMW X3 18d, BMW X3 20d, BMW X3 20i, BMW X3 25d, BMW X3 30d, BMW X3 30i, BMW X3 M40d, BMW X3 M40i, BMW X4, BMW X4 20d, BMW X4 20i, BMW X4 25d, BMW X4 30d, BMW X4 30i, BMW X4 M40d, BMW X4 M40i, BMW X5, and BMW X5 30d models. See vehicle applications link for details.

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.

Product Overview


Designed to boost horsepower and rate of acceleration
Can be cleaned and used again
High air flow with exceptional filtration
Lasts up to 50,000 miles before cleaning is required depending on driving conditions
Works with original equipment manufacturer vehicle electronics
Emissions legal in all 50 US states
Will NOT void vehicle warranty
Million Mile Limited Warranty


Product Specification

Air Filter Shape Panel
Filter Material Cotton Gauze
Washable Yes
Height 1.125 in (29 mm)
Outside Length 10.688 in (271 mm)
Outside Width 8.625 in (219 mm)
Package Contents 1 Air Filter
Package Quantity 1
Warranty 1,000,000 Miles/10 Year
Product Style Panel Air Filter
Weight 1.1 lb (0.5 kg)
Filter Re-Oiling Amount 1.24 oz (37 ml)
Product Box Height 11.56 in (294 mm)
Product Box Length 10.44 in (265 mm)
Product Box Width 1.75 in (44 mm)

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