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SKU: 33-3160 | UPC: 024844393470
K&N 33-3160 Replacement Air Filter for 2020-2021 BMW X3 M X4 M L6-3.0L Turbo
K&N 33-3160 is a washable reusable high-flow drop-in replacement air filter designed for 2020-2021 BMW X3 M and X4 M models with the L6-3.0L turbo engine. This filter uses layered oiled cotton media to deliver more airflow for added horsepower while capturing dirt and contaminants. It installs directly into the factory airbox for a straightforward upgrade that lasts the life of your vehicle.
Key Features
- Horsepower Gains: Engineered design allows more air into the engine for noticeable power increases during acceleration and high-RPM operation
- High Airflow Filtration: Multi-layer oiled cotton gauze traps contaminants effectively while passing more air than stock filters
- Emissions Compliant: Legal replacement in all 50 states meets CARB and EPA standards without restrictions
- Direct Factory Fit: Matches OEM dimensions for plug-and-play installation in the stock airbox no cutting or modifications needed
- Lifetime Durability: Washable and reusable cleans every 50000 miles under highway conditions backed by No-Hassle Lifetime Limited Warranty
Product Notes
- Clean filter with K&N cleaning kit every 50000 miles or sooner in dusty conditions for best performance
- Re-oil with 1.17 oz (35 ml) of K&N air filter oil after washing to restore filtration
- Ships in protective box 12.25 x 9.375 x 3.75 inches
Installation Notes
- Professional installation recommended.
- Remove factory air filter from airbox and replace with K&N 33-3160 in under 5 minutes
- No additional hardware required fits stock airbox precisely
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2021 | BMW | X3 M | L6-3.0L |
| 2020-2021 | BMW | X4 M | L6-3.0L |
Why Choose K&N?
- Over 50 years of air filter engineering for automotive performance
- Dyno-tested for real-world horsepower and airflow gains on BMW turbo engines
- Precision-molded rubber flanges ensure airtight seal in factory housings
Frequently Asked Questions
-
Q: Will K&N 33-3160 fit my 2021 BMW X3 M?
A: Yes it is a direct drop-in replacement for all 2020-2021 BMW X3 M and X4 M with L6-3.0L turbo no modifications required -
Q: What material is used in this filter?
A: 8 layers of oiled cotton gauze pleated for maximum surface area 10.313 in long 7.25 in wide 1.688 in tall -
Q: What is the warranty and maintenance?
A: No-Hassle Lifetime Limited Warranty washable reusable cleans every 50000 miles will not void vehicle warranty
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective cardboard box 12.25 x 9.375 x 3.75 inches
- Weight: 1.4 lbs
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