The Panamera Track Edition Exhaust was designed for those seeking additional growl. The Track Edition brings out a more aggressive rumble from the 3.6L power plant. This "noticeable" system lets them know you're coming. The Panamera Track Edition system is a full bolt on system that includes an X-Pipe as well as inlet tubes, yet retains the factory downpipes and catalysts. Added bonus, the AWE Panamera Track Edition system offers a 23lb weight savings over the factory system. Please note that The Track Edition is a loud system and buyers should be aware. This product cannot be returned or exchanged based upon sound. Just the kick that the V6 Panamera needed."stems unlock additional performance and tone * just the kick that the V6 Panamera needed.
AWE Track Edition Exhaust for 970 Panamera 2/4 (2011-2013) - With Chrome Silver Tips

Fitment:
2011 Porsche Panamera 4
2011 Porsche Panamera Base
2012 Porsche Panamera 4
2012 Porsche Panamera Base
2013 Porsche Panamera 4
2013 Porsche Panamera Base