K&N 33-2530 Replacement Air Filter
Upgrade your intake with the K&N 33-2530 high-flow, washable, reusable panel air filter. This drop-in performance air filter fits the factory airbox and is a popular upgrade for Porsche 911 Turbo models and selected classic BMW applications. Expect quality construction, excellent filtration and improved airflow designed to optimise throttle response and induction sound while protecting your engine.
Why choose the K&N 33-2530 performance air filter
- High-flow, multi-layer oiled cotton media designed to improve airflow compared to many paper filters
- Washable and reusable - service it with a K&N cleaning kit and refit
- Direct replacement panel filter - no remap, cutting or drilling required
- Designed to work with the OEM airbox for a clean, factory-fit installation
- Durable construction from one of the most trusted names in performance filtration
- Used by our team and fitted for many happy Nforcd customers who value easy maintenance and a crisper induction note
Compatible vehicles
Please use our product recommender to double-check fitment for your exact car. If you need help, email Sales@nforcd.com.
BMW
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3 Series
- 320/6 - E21 2.0 (90 kW / 122 HP) 1977-1982
- 323i - E21 2.3 (105 kW / 143 HP) 1978-1982
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5 Series
- 520i - E12 2.0 (92 kW / 125 HP) 1972-1979
- 520i - E12 2.0 (96 kW / 131 HP) 1972-1975
-
E3
- 3.0si - E3 3.0si (147 kW / 200 HP) 1971-1975
-
E9
- 3.0 CSi - E9 3.0 CSi (147 kW / 200 HP) 1971-1976
Porsche
-
911 Coupe
- 3.0 SC Carrera (132 kW / 180 HP) 07/1977 - 06/1980
- 3.3 SC Turbo (221 kW / 301 HP) 09/1977 - 06/1987
- 3.3 Turbo (221 kW / 300 HP) 06/1986 - 08/1989
- 3.3 Turbo (243 kW / 330 HP) 09/1986 - 11/1990
- 911 Coupe (964) 3.3 Turbo (235 kW / 320 HP) 08/1990 - 09/1993
- 911 Coupe (964) 3.3 Turbo S (261 kW / 355 HP) 06/1991 - 12/1992
- 911 Coupe (964) 3.6 Turbo (265 kW / 360 HP) 01/1993 - 09/1993
-
911 Targa
- 3.0 SC Carrera (132 kW / 180 HP) 07/1977 - 06/1980
- 3.3 Turbo (221 kW / 301 HP) 09/1986 - 11/1990
Fitting and support
This filter is a straightforward DIY install for most owners. Prefer professional fitting or a health check at the same time? Nforcd offers installation in Warwickshire. Request a fitting quote at Sales@nforcd.com.
Before dispatch we run a compatibility check using your UK registration or the last 7 digits of your VIN. Enter your vehicle details at checkout to ensure the correct fit.
Part number
K&N 33-2530
What owners search for
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