Milltek Sport Cat-back uitlaatsysteem Dual 100mm GT100 | Milltek Article number: SSXAU238.
Applicability and technical information::
Cat-back Used for: Audi TT (180 / 225 quattro Coupe & Roadster) | Year: 1998-2006 | Remarks: Resonated (quieter). 180 models may require dual-outlet rear valance from the 225 model
This item is in "resonated" design and is less loud.