K&N E-2022 High-Flow Engine Air Filter for BMW 125i/130i/323i/325i/330i/X1 25i

Vehicle Fitment

• 2005-2012 BMW 1 Series / 3 Series / X1 (125i, 130i, 323i, 325i, 330i, X1 25i/28i) - 2.5L/3.0L L6 engines, RWD or xDrive AWD as applicable. (Fitment validated to 2012. Coverage beyond 2012/2025 unconfirmed.)

Features

• Washable & reusable premium cotton-gauze media
• Engineered to increase airflow and horsepower
• Layered construction with 4 layers of protection
• Lifetime-limited warranty from K&N
• Drop-in replacement design fits factory air box
• Cleans easily - maintenance only every ~50,000-75,000 miles under normal use
• Reduces waste by eliminating disposable filters
• High filtration efficiency while maintaining performance

Specifications

• Height: 5.331 in (135 mm)
• Inside diameter: 6.811 in (173 mm)
• Outside diameter: 6.906 in (175 mm)
• Filter material: Oiled cotton gauze
• Shape: Round drop-in element
• Filter re-oil amount: approx 1.47 oz (44 ml)

Included Components

• 1x K&N E-2022 reusable high-flow air filter

Product Description

The K&N E-2022 high-flow engine air filter is designed for select BMW 1 Series, 3 Series and X1 models with 2.5L or 3.0L L6 engines. Its washable, reusable cotton-gauze media allows increased airflow and improved engine performance compared to a standard disposable air filter. With its durable construction and lifetime limited warranty, this filter is engineered to serve for the life of your vehicle when serviced properly.

Installation is simple: drop the E-2022 into your factory air box in place of the original filter. Ideal for performance-focused drivers who want reliability plus airflow gains. Because it's reusable, it saves on filter replacements and reduces environmental waste. Please note: documented fitment currently covers up to 2012 models; confirm your year, engine, and drivetrain before purchase. Coverage through 2025 is not guaranteed.