## Twin Air Air Filter Insert 152213X (HFF4012) - Superior Engine Protection for Your Motorcycle The Twin Air air filter insert 152213X (HFF4012) guarantees the highest quality and protection for your motorcycle's engine. Designed with precision and attention to detail, this dual-layer foam filter ensures optimal airflow while effectively trapping contaminants. ### Perfect Fit and Durability Twin Air is a brand known for producing air filters dedicated to specific motorcycle models. The 152213X (HFF4012) filter is designed specifically for your motorcycle, guaranteeing a perfect fit and seal. Thanks to the revolutionary micro-gluing technology, the number of seams has been minimized, which translates into increased durability and filter life. Additionally, the greaseless sealing ring ensures excellent adhesion to the airbox. ### Reusable and Easy to Maintain The Twin Air air filter insert 152213X (HFF4012) is reusable. It can be easily washed and re-oiled, allowing for long-term use and cost savings. The use of dual-layer foam with evenly distributed cells ensures optimal filtration and airflow, and hand assembly and quality control guarantee a perfect fit and reliability. The filter is packaged in a resealable and reusable bag, which facilitates its storage. ### Innovative Technology for Maximum Protection Some Twin Air filter models feature an additional flame-retardant foam layer that eliminates the need for restrictive, stock backfire screens. This solution provides even better airflow and increases engine power while ensuring safety. By choosing the Twin Air air filter 152213X (HFF4012), you are investing in long-term protection for your motorcycle's engine and trouble-free riding.