AWE Tuning Porsche Panamera S/4S Touring Edition Exhaust System - Polished Silver TipsFor the Panamera S 4S Touring Edition Exhaust, AWE knew the tone and volume had to be spot on. It needed to deliver an exotic wail at full throttle yet be quiet and civil during part throttle, around town driving. Countless research and development efforts by AWE's Fabrication and Engineering Departments have yielded the finest Panamera exhaust on the market. AWE's exhausts are like bespoke suits: each is hand made utilizing only the finest casing and