Porsche 971 Panamera Turbo / Turbo S XperTune Performance Software (2017+) Style:Default Watch our video about HJS

Watch our video about HJS German  catalytic converters

Fabspeed Motorsport AMG GT/GTR/GTS Sport Catalytic Converters offer premier quality catalysts by utilizing HJS Germany Tri-Metallic 200 cell catalysts

Track Mats can be removed or simply covered with the stock floor mats

This system is LOUD

Porsche 971 Panamera Turbo / Turbo S XperTune Performance Software (2017+) Style:Default Watch our video about HJSXperTune Performance software upgrade improves horsepower, torque, and driving characteristics by reprogramming various sensor inputs, air fuel ratios, and boost pressure (if applicable). Achieve maximum power without sacrificing driveability or reliability by optimizing the engine's performance. Greatly enhances the power and dynamic performance and driveability of this wonderful vehicle. NOTES: While a vehicle equipped with bolt on upgrades will