Evolution Line Exhaust SystemConstructed from lightweight, high-grade titanium alloysSaving of 19.7% (0.8 kg) over the standard stock exhaustAdded strength created by the design to provide enhanced resilience under the most demanding conditionsOffering an increased response through the entire rev range, the Evolution Line (Titanium) has a new profiled surface, which influences the deep, full sound, and an integrated resonance chamber for optimum performance befitting the sound of an Akrapovic exhaust, all designed to meet FIM noise limits for competitionDeveloped for use on closed-course competition circuits onlySimple plug-and-play operation to install, with no remapping needed