Touring Edition Exhaust: The Touring Edition is a full 3” straight-through stainless steel Catback configuration capable of delivering optimal power while remaining drone-free throughout the entire rev range. Featuring a precision-engineered H-pipe and AWE’s patented drone-canceling solution, 180 Technology®, the Touring Edition delivers deep, rich exhaust notes that coax you to redline. Catering to the feigns of big power, the Touring Edition features engineered provisions to accommodate larger, high performance driveshafts and differentials. Sound Perfection: AWE 180 Technology®.