Superior Airflow: OTR filters are built to maintain maximum airflow levels throughout the race, which is crucial for achieving peak engine performance. Advanced Filtration: Utilizing our state-of-the-art Synthetic filter media allows for the best engine protection without sacrificing performance due to a collaged filter. Durability: Designed to withstand the rigours of racing environments, our filters are cleanable and long-lasting, ensuring reliability race after race. Versatility: Whether racing on asphalt or dirt, our range of filters caters to both surfaces, ensuring your engine gets the best protection & performance possible. Choose OTR Filters for your racing needs and experience the difference that high-performance filtration can make. Engineered for excellence, our racing air filters help you stay ahead of the competition by keeping your engine clean, powerful, and protected.