The K&N 33-2131 air filter is a reusable, high-flow air filter designed to improve airflow and help increase horsepower and acceleration. It features a multilayer cotton gauze filter medium that traps contaminants and fits into the factory airbox.
The filter is washable and pre-oiled. Under normal highway driving conditions, it needs cleaning every 120,000 km.
- Type: High-flow panel air filter
- Filter material: Cotton gauze
- Filter layers: 4
- Cleaning: Washable
- Height: 21 mm
- Length: 257 mm
- Width: 116 mm
- Package quantity: 1 air filter
- Compatibility: Peugeot 107, Toyota Aygo, Toyota Yaris, Citroën C1, Daihatsu Sirion, Subaru Justy