The Uni Air Filter is an OEM replacement style air filter designed specifically for Yamaha TT500 and XT500 off-road motorcycles from 1977 to 1981. Made from high-quality foam material, this filter is known for its durability and effectiveness in keeping dirt and debris out of the engine. The filter comes in a pack of one, ensuring that you have a clean and reliable air intake system for your motorcycle. With the trusted brand of UNI and the precise fit for your machine, the Uni Air Filter is a reliable choice for maintaining your bike's performance.