## Twin Air Air Filter Insert 154116 (HFF5019) - Superior Engine Protection The Twin Air air filter insert 154116 (HFF5019) guarantees top-quality protection for your motorcycle engine. Designed for a specific model, this dual-layer foam filter ensures optimal airflow while effectively trapping contaminants that could damage the engine. ### Perfect Fit and Durability Twin Air is renowned for precision and attention to detail. The 154116 (HFF5019) filter is crafted from dual-layer foam with evenly distributed cells, guaranteeing excellent filtration. Minimal seams, achieved through a revolutionary micro-gluing process, enhance the filter's durability and lifespan. Furthermore, the greaseless sealing ring ensures a tight seal against the filter housing. ### Reusable and Easy to Maintain The Twin Air 154116 (HFF5019) filter is reusable – it can be washed and reused up to 30 times, making it an economical and environmentally friendly choice. Packaged in a resealable, reusable bag, the filter is easy to store. ### Innovative Technology for Maximum Performance In some applications, the filter features an additional flame-retardant foam layer that eliminates the need for a restrictive, stock backfire screen. This solution allows for even better airflow and increased engine performance. Each Twin Air filter is hand-assembled and inspected for a perfect fit, ensuring the highest quality and reliability. By choosing the Twin Air 154116 (HFF5019) filter, you invest in long-lasting protection and optimal performance for your motorcycle.