The BMC FB306/04 air filter is a high-flow replacement filter for Toyota Yaris 1.4D models from 2002–2005. It is made from cotton gauze impregnated with low-viscosity oil and has a multilayer structure designed for high airflow and reduced pressure loss.
Its one-piece Full Molding construction, made from soft rubber, has no welded seams. The filter is washable and reusable.
- Type: High-flow air filter
- Compatibility: Toyota Yaris 1.4D, 2002–2005
- Filter material: Cotton gauze impregnated with low-viscosity oil
- Structure: Multilayer
- Construction: Full Molding, made from soft rubber as a single piece with no welded seams
- Maintenance: Washable and reusable