Audi S3 (2015+) 3" Downpipe

Item # 61010

  • Full 304 stainless steel construction
  • Power Gain:
    • Catless version - 15 to 20 whp (without tune)
    • Catted version - 12 to 15 whp (without tune)
  • No tuning required
  • Quality stainless steel braided flex section with interlock liner
  • Comes with stock O2 bung for a seamless installation. 
  • Unique oxygen sensor extender bung to assists in preventing CEL (optional)
  • 100% bolts onto OEM exhaust.
  • TIG welded to perfection
  • Metal High Flow Cat Downpipe +$150 USD,  ( 3" - 200 cell metal substrate high flow cat to replace the restrictive OEM catalytic converter. Recommended to prevent the "raw" exhaust smell in cabin)
  • O2 Sensor Extender +$30 USD,  (not ready for a tune, but want to avoid/prevent Check Engine Light. Our unique stock oxygen sensor extender bung is design to assists in preventing CEL)
  • Extra Wideband Option +$50 USD (An additional O2 sensor bung with plug welded in place for installation of an aftermarket wideband O2 sensor)

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