Audi S4 B9 Active Valve Sport Exhaust (2017 on) - QuickSilver Exhausts

Audi S4 B9 Active Valve Sport Exhaust (2017 on)

Audi QuickSilver Exhaust

AU382S

  DETAILS

  • Secondary Cat Replacement pipes for RHD and LHD models
  • Helmholtz resonator
  • Sound Architect Valve Control
  • Dedicated mobile app to switch the sound


 KEY FEATURES

  • 4.5KG weight saving
  • 90 and 100mm genuine carbon tips
  • 76mm T304 stainless Tube on the loud side
  • 68mm tube on the quiet side


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