The BMC Air Filters Panel Air Filters FB582/20 are high-quality air filters designed to improve the performance and efficiency of your vehicle's engine. These filters are made with a multi-layer cotton gauze material that allows for maximum airflow while still providing excellent filtration. The FB582/20 model is specifically designed to fit a variety of vehicles and features a durable and washable construction for long-lasting use. With these panel air filters, you can expect improved engine power, fuel efficiency, and overall engine protection.