Cobra Speedster systems combine traditional styling with modern high-performance technology These shotgun tubes also achieve class-leading power gain The power gains are due in part to Cobra's PowerPort, patented crossover technology that helps increase power throughout the range, from idle to the rev limit. It provides the power increase common to a 2:1 system, but at the same time maintains the clean, classic profile of a 2:2 exhaust. Integral 222° heat shields