This air filter is specifically designed for Husqvarna equipment and will keep your lawn mower running smoothly. Made for gas-powered machines, this filter comes with one in a pack and is colored black to match the equipment. It's a must-have for any lawn care enthusiast. With the Husqvarna 578120901 air filter, you'll be able to maintain your lawn mower's performance without worrying about the condition of the filter. This product is perfect for those who want to keep their lawn looking neat and tidy all season long. Order yours today and see the difference it makes in your lawn care routine.