Ideally suited for American V-Twin motorcycles, Pulstar® Pulse Plugs from Enerpulse, Inc. have demonstrated fuel economy improvements of up to 10 percent in independent certified testing. Iridium Pulstar Pulse Plugs are designed to provide quicker throttle response and guaranteed pure power with the V-Twin cruiser owner in mind. For more information on Pulstar Pulse Plugs, the Official Plug of the Hot Bike Power Tour, phone 888-800-6700 or visit www.pulstar.com.