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 panel air filters are made from multi-layered cotton gauze material, which allows for maximum air flow while still providing superior filtration. The filters are washable and reusable, making them a cost-effective and environmentally friendly option. They are designed to fit perfectly into your vehicle's air box, ensuring a secure and tight seal. The BMC Air Filters Panel Air Filters FB582/20 are a great choice for anyone looking to improve their vehicle's performance and protect their engine from harmful contaminants.