What is a Valvetronic Designs Universal Valved Muffler? A Valvetronic Designs Universal Valved Muffler is a high-quality, vacuum-controlled exhaust system that gives you the ability to switch between a quiet, refined sound and a louder, more aggressive tone on demand. Built from durable T304 stainless steel and designed to fit a wide range of vehicles, it’s an easy-to-install solution that delivers both performance and versatility while remaining fully reversible back to stock. Visit Valvetronic

Don't Throw Away! A great idea for your motorcycle exhaust!