To replace the air filter cover, simply take off the old cover, place the new one over the air filter, and secure it in place. This process is and can be easily done by following a few simple steps. This product is ideal for both DIY enthusiasts landscapers who require durable reliable parts for their lawn maintenance equipment. The air filter cover assembly ensures that your lawn mower operates efficiently by protecting the air filter from and debris. With this durable and well-designed cover, you can extend the life of your lawn mower and maintain its performance. Features -Color:Assorted Color -Material:PP,sponge -Size:13.00X9.50X3.50cm/5.11X3.73X1.38in -Exceptional durability: made from durbale materials, this cover assembly is designed to endure prolonged use and harsh conditions -Quick replacement: serving as a spare part, this cover is easy to replace, ensuring easy maintenance of your lawn mower -Versatile compatibility: this set is compatible with 595660 cover, 799579 foam filter, and 594281 primer bulb, fitting various engines -Effective filtration: suitable for most 550e550ex series 09p000, 08p000 engines, it comes with a foam filter to enhance air filtration performance -Reliable protection: the durable construction of the cover provides reliable protection for the internal components, extending the mower's life Package list: 1 set air filter housing