Armytrix Stainless Steel Valvetronic Cat Back Exhaust System Tips:Matte Black and will make the whistling

and will make the whistling sound more readily than the 5701 (high boost and RPM is required to get the whistle from a 5701)

For MFD15/MFD28/MFD32 Gen2 devices

Audi A3 8P

All fittings must be purchased separately

but technology allows for free-air calibration as sensor ages if user desires

Armytrix Stainless Steel Valvetronic Cat Back Exhaust System Tips:Matte Black and will make the whistlingEnhance your G2X M340i by adding the ARMYTRIX 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. ARMYTRIX exhaust systems differ from other