Cobra Speedster Slashdown Exhaust For Harley Softail Cobra Speedster Slashdown Exhaust system provides the best of both worlds when it comes to traditional styling and modern performance technology. These pipes offer beautifully finished, full-length heat shields to avoid bluing. What helps this exhaust system stand out versus others is the Cobra PowerPort as the performance gains are produced from the crossover technology acting as a 2-into-1 system, while maintaining the classic 2-into-2 appearance. Features: These traditionally styled shotgun pipes also produce class-leading power gains Includes exygen sensor bungs Full-length heat shields and billet tips Cobra PowerPort crossover technology that helps to increase overall power from idle to redline Speedsters deliver the kind of power increase you normally experience with a 2-into-1 system, while retaining the clean classic lines of a 2-into-2 pipe The system is equipped with oxygen sensor bungs so you can take advantage of your motorcycle's closed loop technology