Akrapovic Racing Line Exhaust System - Titanium - Kawasaki Ninja 650244715328 Product Description Product Instructions Designed for track day use, the Racing Line represents a full step in exhaust tuning Power and torque are improved across the range for increased performance levels Made from lightweight titanium for the muffler outer sleeve with stainless steel headers to provide a weight savings over the stock system and improve handling Delivers a deeper and sportier sound for enhanced enjoyment Simple plug and