Wagner 3" Downpipe Kit, B5 Audi S4/RS4 2.7T



The Wagner Tuning RS4 Downpipe kit is designed as a high performance, direct factory replacement downpipe kit for the B5 Audi S4/RS4 & C5 A6/Allroad 2.7T.

Engineered using the latest CAD design and flow technology, and constructed using top quality materials to their exacting standards, the Wagner Tuning RS4 Downpipe kit provides maximum performance and longevity.

The RS4 Downpipe Kit features 76mm diameter tubing constructed from 304 Stainless Steel. This downpipe kit eliminates the power-robbing factory catalytic converters and replaces them withi high-flow 100cpi racing catalytic converters.  Turbo outlet flange fits both RS4 & RS6 turbos.


  • 2000 - 2002 Audi S4 2.7T (B5)
  • 2000 - 2002 Audi RS4 2.7T (B5)
  • 1998 - 2004 Audi A6 2.7T (C5)
  • 2001 - 2005 Audi Allroad 2.7T (C5)
  • Note: Does not fit vehicles with automatic transmissions

Limited 2 year warranty to original purchaser.

Note:These downpipes will require linkpipes fabricating to fit S4 and rear lambda cables rerouting (if fitted).

For offroad use only.