K&N Filters air filter details
K&N Filters Replacement Air Filter for BMW X3 M/X4 M – 4 per Box (KNN33-3160)
The K&N Filters Replacement Air Filter for BMW X3 M/X4 M – 4 per Box (KNN33-3160) is designed to deliver consistent airflow and performance in your 2021 BMW X3 M or X4 M. This OEM-fit air filter supports optimal engine efficiency, helping maintain horsepower and throttle response. It comes with four filters per box, ensuring complete replacement for all required air intakes. This filter is built to match factory specifications and provides a long-lasting solution with easy installation. Engineered by K&N Filters, a trusted brand in automotive filtration.
Features and Specifications:
Vehicle Fitment: 2021 BMW X3 M and X4 M
Air Filter Material: Cotton Gauze
Includes: 4 air filters per box
Air Filter Shape: Panel
Outside Length: 11 in (279 mm)
Outside Width: 3.031 in (77 mm)
Height: 1.75 in (44 mm)
Package Contents: 4 Air Filters
Performance Boost: Designed to increase horsepower with enhanced airflow.
Durability: Washable, reusable, and built to last for the vehicle's life.
Filtration: Provides high airflow while ensuring exceptional filtration.
Easy Installation: Engineered to fit seamlessly into the factory air box.
Maintenance: Requires cleaning only every 50,000 miles under normal highway driving conditions.
Compliance: Emissions are legal in all 50 states.
Product identification
- Brand: K&N Filters
- Model / MPN: KNN33-3160
Air filter replacement: see the listed specifications for this model.
