- 2011 s4 with apr stage 1
- DIY 2004 S4 4.2L V8 Chain and guide replacement in progress
- frustrated!
- Resonator deleted in 2012 audi S4
- best tires for 2012 S4 brake advise
- Brakes? 2012 S4 24,000
- 2013 S4 possible steering issues
- Looking to change Fog lights on my S4
- 2012 Audi S4 owners
- 93 S4 on the road - Need a N75 Valve
- 2004 S4 Cabriolet glitch
- Can I put 19" OEM RS4 wheels on my Audi S4 B7 Avant?
- B8 Springs
- S4 B-Pillar removal / replacement.
- DIY: Serpetine Belt and Snub Mount replacement.