The Big Boy Velocity Air box 150/175 is engineered to optimize airflow for 150cc and 175cc motorcycles, enhancing engine efficiency and throttle response. Designed for precise fitment, this airbox improves combustion by delivering cleaner, steadier air intake, which can translate into smoother power delivery and better performance. Ideal for riders seeking reliable stock replacement or mild performance upgrades with expert-level attention to airflow dynamics.
