K&N 10-12 BMW 135i/335i/335i XDrive/X1 35i 3.0L L6 (E90) Replacement Air Filter
- K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration.
- 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; simply remove the disposable air filter and replace it with a K&N.
- 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.
Features and Benefits Of This Product
- 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®
This Product Fits:
- BMW E82/E88 135i, 135is
- BMW E9X 335i, 335i xDrive
- BMW X1 35i, xDrive35i
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