it is not a secret that the sound of the stock exhaust system cannot do justice to the actual performance of the vehicle
Compatible with all Fabspeed exhaust systems as well as the Porsche OEM mufflers (Non-PSE)
Increase horsepower and torque by 12 whp and 10 ft-lbs
The Ferrari 599 GTB in combination with an iPE Innotech Performance Exhaust system excels in every imaginable aspect
The largest gains with our De-cat system are 40hp and 64nm
Kline Innovation Porsche 997.2 Carrera/GTS catalyst heat shield Option Audi-S5-3-0T-2007 it is not a secretThe Sound The Factory setup produces the most lackluster sound, mainly due to a series of chambers, 600 cell catalysts, and the most prominent flaw being the lack of balance between opposing banks. Seriously, i would recommend when considering any aftermarket exhaust for a Porsche turbo, never buy an exhaust without some kind of gas balance between left and right banks. replacing the stock cats for a choice of 200cpsi, 100cpsi, or de cat increases the