A resonator chamber balances out pulses in the intake tract and makes the throttle response smoother with reduced vibrations. Resonator Chamber2021-03-102021-03-10https://spinnin-wheel.com/wp-content/uploads/2019/08/logo_spinnin3.jpgSpinnin-Wheel AShttps://spinnin-wheel.com/wp-content/uploads/2021/03/pho_bike_det_690-duke-2018-engine_sall_aepi_v1-4.jpg200px200px