Armytrix Stainless Steel Valvetronic Catback Exhaust System | 2013-2020 Audi S3 8V Sedan 2.0 Turbo (AUVS4-QC11)

2013-2020 Audi S3 8V Sedan 2.0 Turbo Stainless Steel Valvetronic Catback Exhaust System By Armytrix Enhance your Audi S3 by adding the ARMYTRIX Super Sport Stainless Steel Exhaust System. This system will increase power, reduce weight, and improve sound. This precision-made performance system delivers more power, especially in the low and mid rev range, the effect on the sound is significant, adding a deep resonant sporty sound, but at the same time neutralizes the annoying frequencies in the most critical rpm range. Complete the look with a set of four sporty chrome polished silver tailpipes. ARMYTRIX exhaust systems differ from other brand's exhaust systems with their unique "Throttle Pedal Sensor and Engine RPM Signal Auto Functions". Through this system ARMYTRIX offers car owners a better launch-start without losing back pressure by automatically closing the valves at low rpm. When your car is driving at high speeds, the valves will automatically open to increase air flow for bet