Racing Line Exhaust SystemThis neo-retro exhaust shape utilizes a heritage design first used by Akrapovic 30 years ago, now updated for today’s market with the use of modern technology, state-of-the-art solutions, and innovative materialsThe complete system is EC/ECE-type approved, with a catalytic converter incorporated into the layout to make it a Euro 5 productThe muffler outer sleeve is constructed from high-grade titanium, with stainless steel for every other component, and the pre-muffler and muffler are sandblasted for a perfect finishA black-coated muffler bracket and two heat shields, designed to protect the riding gear, are included in the packageThe muffler exits on right side of the bike (standard is underneath), emphasizing the racing and retro look of the machineThe system delivers a deep, full, and vivid sound allied to a perfect throttle response, and it adds 1.4 kW (1.9 hp) of power at 9,100 rpm and increases torque by 1.4 Nm at 9,800 rpm when measured on the Akrapovic dyno against a Yamaha XSR900 with a standard stock exhaust systemIt has plug-and-play installation, with no remapping neededThis system is not compatible with the Yamaha original saddlebags