Discover the GREEN FILTER cotton air filter, specially designed to fit your original airbox, reference P421621. Green Filter is a renowned brand in the manufacture of high-performance air filters.
Performance optimisation: By increasing airflow to the engine, Green Filter filters boost your vehicle’s power and improve energy efficiency.
Longevity: Designed to last the lifetime of your car, these filters reduce the need for frequent replacements, helping to reduce waste.
Engine Protection: These superior-quality filters effectively protect your engine by trapping impurities and harmful particles.
Environmental Commitment: By encouraging reuse rather than regular replacements, Green Filter is committed to protecting the environment. All filters are manufactured in France, in the Oise department.
Benefits of GREEN air filters:
- Two layers of natural cotton fibres, reinforced by two epoxy-painted galvanised steel meshes.
- 100 000 km warranty for the first user.
- Cleanable and reusable (every year or every 7 000 km).
- 30 to 40 % increase in airflow compared with an original paper filter.
- Fuel savings of 2 to 3 % under equivalent load.
- Adopted by the leading motor racing teams.
Compatibility: PORSCHE 911 CARRERA 3,2L 218 CV (Engine: 93025, Year: 86-89), 911 CARRERA 3,2L SC 207 CV (Engine: 93020, Year: 84-87), 911 CARRERA 3,2L SC 231 CV (Engine: 93020, Year: 83-89), and 911 CARRERA/CABRIOLET 3,2L SC 207 CV (Engine: 93021, Year: 84-89).
