As noisy motorbike exhausts seem doomed by complaints and heightened law enforcement around the world, Harley-Davidson has been able to increase the noise of its new models. Their new Milwaukee Eight ...

A 70-year-old Canadian is appealing after his $850,000 lawsuit against a local council, police and a motorcycle group over excessive motorcycle exhaust noise was thrown out of court. The Edmonton’s ...

Communities are under assault from the noise merchants and their customers. Some motorcycle riders believe they have the “right” to make as much unnecessary and illegal exhaust system noise in the ...

Like cars, new motorcycles leave the factory with emissions-control equipment that radically reduce the volume of various pollutants released through their exhaust. Those emission-control systems are ...