Downpipe with High-Flow Cat, 3″ Stainless Steel, Audi A4 / A5 B8 / B8.5, A4 Allroad, Q5 (1.8T / 2.0T) – CTS Turbo CTS-EX

Product Description

A high-flow cat downpipe that replaces the restrictive stock catalytic converter immediately after the turbocharger on the B8 / B8.5 Audi 1.8T / 2.0T. A flare of nearly 4 in tapers to 3 in for optimal flow as exhaust gas leaves the turbo.

  • 3 in T304 stainless steel, mandrel-bent, fully TIG welded
  • 200 cell stainless steel high-flow cat
  • Two O2 sensor bungs plus an extra bung for a wideband at no extra charge

Not road legal. This part is intended for motorsport and off-road use only. Fitting it to a vehicle used on public roads may breach type-approval and emissions rules in your country and may invalidate the vehicle's homologation and insurance.

Works Great With

    • Free shipping over 500 €

      Mainland Portugal & Spain, most parts

    • 30 days return policy

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