"Milltek SSXAU626 Cat-back GT100 - Audi A4 2.0 TFSI S line B8 (2WD and quattro manual-only) Saloon &"
Non-Resonated Dual-outlet. Requires A4 3.2 S line dual-outlet rear valance. Requires additional hanger bracket (Part # 8K0253144M) from your local Audi dealer