E38 750i & E53 X5 3.0i K&N 33-2255 panel air filter

Direct-fit, washable K&N panel filter for the E38 750i and E53 X5 3.0i - no trimming, no adapters, no guesswork. Designed as a drop-in replacement for the factory unit, it uses layered cotton gauze for improved airflow while retaining effective filtration.

• Reusable: clean, re-oil, refit - lasts the life of the car with proper care
• No ECU remap needed; suits stock or mild fast-road setups
• Delivers perceptibly sharper throttle response and smoother mid-range delivery
• Ideal for daily drivers, weekend tours and track-day prep where intake efficiency matters