AUDI A3 RS3 Sportback QUATTRO 2.5 TFSI (340 Hp) 2011 -> Supersprint Ø80mm system,with flapper valve (Dyno run)
"SUPERSPRINT SOUND SYSTEM" including:
- n. 769721 Downpipe + Metallic catalytic converter Ø143mm
- n. 769703 Centre exhaust
- n. 769707 Rear exhaust 90x70 "Black" with valve