Akrapovic Racing Exhaust Systems Mt-07 / Xsr700 The Akrapovic Racing Line has been designed specifically for demanding riders and represents an ideal balance between price and performance. The exhaust systems are dramatically lighter compared to stock exhaust systems and feature exceptional production quality and increased engine performance combined with pure racing sound output. Features: Lighter than the stock exhaust system and features exceptional production quality Increased engine performance combined with pure racing sound output Hand-crafted endcap Hydroformed Stainless Steel header and mid pipes No fuel remapping required on most models, but for optimal performance, J&P Cycles recommends use of a fuel controller Catalytic converter is included within the system