Classic 2-1 styling with world famous S&S performance!. Full heat shields on both front and rear headers. Stepped header construction. Computer aided design and precision bending for class-leading ground clearance. New multi-faceted endcap design. Oxygen sensor ports allow use of wide band or stock O2 sensors. Passenger peg bracket included. Removable dB reducer included. SAE J2825 Sound Level Compliant (with removable insert installed). Made in USA!. For closed course competition use only. FOR CLOSED COURSE COMPETITION USE ONLY. NOT INTENDED FOR STREET USE. LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY. NOT LEGAL FOR SALE OR USE NATIONWIDE ON ANY FEDERAL POLLUTION CONTROLLED MOTOR VEHICLE UNDER THE CLEAN AIR ACT.