Guide to Modified Exhaust Systems: A Reference for Law Enforcement Officers and Motor Vehicle Inspectors

One of the major sources of excessive and unnecessary noise is from motorcycles equipped with modified exhaust systems. By definition, a modified exhaust is not of the type installed at the time of manufacture, does not meet the manufacturer's specifications, does not comply with manufacturing regulatory standards, and is the root cause of excessively loud vehicles. concisely provides law enforcement personnel and regular citizens the tools they need to fight back against excessive vehicle noise levels. The book includes numerous color photographs to make it easy to visually identify the illegal equipment installed on some motorcycles that is responsible for the great majority of nuisance noise levels.