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. It is 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. It delivers a deeper and sportier sound for enhanced enjoyment. The simple plug-and-play installation requires no remapping.THIS PRODUCT DOES NOT MEET EMISSION COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.