Constructed From High-Grade Ultra-Lightweight Titanium, This System Provides An Over 70% Weight Savings Compared To The Stock Muffler. It Is Small And Sporty, With A Grand Prix–Inspired Design, Delivering Increases In Power And Torque Throughout The Rpm Curve. The Stunning Sound Gives A Real Sense Of Racing And Total Exhilaration. The Simple Plug-And-Play Installation Means There Is No Need For Remapping. It Is Designed For Track Use And Markets Where EC/ECE Type Approval Is Not Required.There Are Optional Headers For Improved Torque And Power In Mid And High Rev Range. If Used With Optional Headers, Remapping Is Needed.THIS PRODUCT DOES NOT MEET EMISSION COMPLIANCE REQUIREMENTS FOR STREET OR HIGHWAY USE.