Milltek Sport Cat-back uitlaatsysteem GT100 | Milltek Article number: SSXAU629.
Applicability and technical information::
Cat-back Used for: Audi A4 (2.0 TFSI S line B8 (2WD and quattro Tiptronic-only) Saloon & Avant) | Year: 2008-2011 | Remarks: Non-Resonated Dual-outlet. Requires A4 3.2 S line dual-outlet rear valance
This item is in "non-resonated" design and is louder.