Way2Speed Magna Flow High-Performance Air Filter With Free Velocity Stack for Royal Enfield Interceptor 650 , Continental GT 650 & Bear 650 What is the best performance air filter for the Royal Enfield 650 Twins? Way2Speed Magna Flow High-Performance Air Filter stage 2 with free velocity stake If you ride a Continental GT 650, Interceptor 650, or the new Bear 650, you know these engines are restricted from the factory. I designed this specific kit to completely transform how your bike breathes, pulls, and sounds. This isn’t a standard replacement. We are utilizing the world’s best nano-fibre, oil-free filter technology for maximum engine protection with zero oiling maintenance. But to truly unlock the engine’s potential, I am including a **FREE custom-engineered Velocity Stack Intake** with every Magna Flow filter. By smoothing out the airflow dynamics and reducing turbulence, here is exactly what this setup delivers to your 650: ✔️ **73 CFM More Airflow:** A massive increase in ...