Designed for track use, the Racing Line represents a complete step in exhaust tuning. Power and torque are improved across the entire range for increased levels of performance. It is constructed from lightweight titanium for the muffler outer sleeve with stainless steel headers to provide weight savings over the stock system and improve handling. It delivers a deeper, sportier sound for increased enjoyment. Simple plug-and-play installation requires no remapping. THIS PRODUCT DOES NOT MEET EMISSIONS COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.