Akrapovic Evolution Line Exhaust System - Carbon Fiber939708432 Product Description Product Instructions This is a complete system constructed from high grade, race proven lightweight titanium alloys It provides an impressive increase in power across the entire rev range while also improving torque delivery The weight is decreased by over 6 kg The system is finished with a hand crafted carbon fiber hexagonal muffler inspired by Jonathan Rea's (Kawasaki Racing Team) World Superbikewinning machine The