Milltek Sport Cat Back Exhaust System - Audi S1

Regular price £1,602.07 £1,441.87

Milltek Sport Cat Back Exhaust System for the Audi S1

Milltek Sport boast over four decades of continuous exhaust development which has seen them move to the forefront of the performance exhaust market. Manufactured in the finest 3" aerospace grade stainless steel material, the Audi S1 Cat Back Exhaust System ensures for the ultimate performance gains due to the mandrel bent material carefully optimizing the gas flow passing through the exhaust system.

Power Gains of 8-10% Witnessed!

Milltek aim to find the perfect balance between performance and a premium exhaust tone for your Audi S1. Each exhaust system has been specifically designed to appeal to driving enthusiasts of all levels, instead of producing that "boy racer" styled exhaust, Milltek lean more towards a crisper sounding exhaust. 

No exhaust system leaves the Milltek Sport factory unless it looks, sounds and performs to the usual high standards that you'd expect from Milltek Sport.

Full Cat Back System Includes:

  • Cat Back Adapter Pipe
  • Centre Silencer Assembly (Resonated Exhaust) or Centre Silencer Replacement (Non Resonated Exhaust)
  • Rear Silencer Assembly
  • LH Rear Connecting Pipe (Inc. Electric Valve)
  • RH Rear Connecting Pipe
  • Choice of Tailpipe Options

Cat Back Exhaust System available as a more subtle sounding resonated exhaust or a much louder sounding non resonated exhaust with a variety of tailpipe options that include:

  • Cerakote Black Oval Tips
  • Cerakote Black Circle Tips
  • Polished Oval Tips 
  • Polished Round Tips 

Require a Fitting?

AET Motorsport have a team of dedicated technicians on hand to deal with any fitting enquiries that you have. Please contact the team to discuss fitting and dyno testing the Milltek Sport Cat Back Exhaust System on your Audi S1.

Call or Email to discuss: 
Tel: 01924 228042 | Email:

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