Introducing the Hindle Evolution Noise Reducer for Hindle's EVOLUTION and EVO Megaphone canisters. For riders who are seeking to lessen the dB output of their systems this is it! Installs in seconds and significantly reduces noise output.

We tested on a Yamaha R6 with the EVO Megaphone system at idle was 80 dB without the noise reducer and 71 dB with.