- Cold Air Intake vs. Topless K&N
- rs4 mass air
- Got a new exhaust for s4
- Boost Gauge and Intake Temp?
- Exhaust leak ??
- 2.8 custom intake questions.
- need ideas
- advice on my 99 1.8t with the car stalling and check engine light is on, also misfire
- s4 4.2 v8 decat
- A8 07 exhaust mod
- wat do u think?
- 04 tt 1.8 what intake do i go with?
- How do I get to the Air Filter in a 08 TT?
- K&N airfilter, worth it?
- exhaust for 2004 audi tt
- What should I buy?
- manifold?
- Where can you buy this?
- headers
- A6 2.8Q Mufflers...
- AWE Cat Back for my 2005 S4 4.2
- i want performance help please!!!!!
- FOX exhaust
- Turbo q !!!!!
- Do you reccomend cold air intake?
- 2002 Audi A6 4.2L Catalytic Converter need help!!!
- tuning an a4 3.0
- MPG'S went down !!!!
- A6 4.2L C5 Catalytic Converter Install - how to?
- Need a cat back exhaust for 01 A4 2.8L quattro
- cold air intake check engine light
- 2.8 A4 Cats
- Custom exhaust on my 4.2 A6
- intake
- intake question
- B5 2.8L Performance Muffler
- oxygen sensor spacer
- WOW! Exhaust Leak!!! check this thread out
- Need power asap
- b5 1.8t exhaust
- Milltek Cat Back Exhaust Audi A4 2.0T Quattro review
- High flow downpipe with cat converter? 2000 Audi A4
- magnaflow resonator
- A6 C5 4.2 quattro CAI and exhaust question.
- whats a good cold air intake?
- Evoms V-flow
- High flow cat vs test pipe
- Anybody out there take off your resonator?
- B5
- B5 2.8L Performance Muffler
- Burned Catalytic Converter
- Got a new CAI installed
- Any one ever buy an ebay FMIC and tubing?
- 2000 1.8t
- Make an 03' A4 sound like a infiniti?
- Anyone in PHX, AZ want to swap an OEM exhaust for an AM test pipe setup?
- 3.0l Intake?????
- Deep Flow
- Exhaust Overload!
- Exhaust problem
- High Flow Cat recommendations
- New Exaust for 1998 a4
- a4 3.0 6sp - looking for an exhaust
- 2008 a4 3.2
- 2000 A4 1.8t tiptronic
- K&N Performance Intake on A4 2.8: Worth it?
- exhaust flanges
- ITB's for A3
- Beat supersprint cat-back price increase
- b8 Cold air intake
- APR Exhaust
- Where do I begin to revive a 99.5 A4 2.8 quattro, priority mods????
- Noob Question about intake/exhaust
- If i gut my cat will it trip cel?
- converting dual into a single !!! input please
- Performace upgrades for an 01 a4 1.8t quattro?
- cat back system for sale
- k03 turbo
- a6 exhaust
- custom exhaust job
- new exhaust
- 2004 Audi S4 Intakes?
- a4 intake suggestion
- B5 A4 FWD Exhaust
- APR 3" turbo back good/bad??
- how can i get the most out of my S5 stock exhaust?
- intake manifold codes
- Custom over not custom
- a4 b8 exhausts/intakes
- 01 a4 2.8l exhaust suggestion
- new mufflers
- 05 S4 MT Sedan, Exhaust options
- B6 3.0
- a6 feels sluggish
- Don't laugh... Plastic Intake Manifold ???
- *Product Review* Amsoil Ea Air Filter
- Custom Exhaust??
- Don't Bother Changing the Factory Filter.....
- Check Engine Light from Converter
- downpipe question
- audi a4 exhaust 1.8 on 3.0
- 2002 audi 3.0 intake. help
- Best downpipe for 2000 a4 b5?
- New, easy, powerful throttle body modification
- Resonator delete
- Suggestion on muffler 04 a4 1.8T
- 2002 TT Fixed Vacuum leak...now misfiring
- Headers? how much of a difference?
- Audi Exhaust Tips
- Custom Intake / Air Mass Sensor Problems
- need advice on 2006 s4 exhaust work!!!????
- New Milltek/Carbonio
- Carbonio & Forge 4 Sell!!!
- The preferred exhaust for a 2005 S4
- stage 3 exhaust question
- 2004 A4/Acatalytic converters
- Good welder shop/ exhaust shop in VA, DC, MD to have flex pipes replaced on A6?
- B7 Turbo questions
- 02 1.8 a4 CONVERTER
- 2002 A4 exhaust size
- Highflow cat for audi a4 (b5)
- looking for a big port intake manifold.
- What part is this?
- B5 1.8t
- 98' a6 exhaust inquiry
- Exhaust diameter
- Modshack cold air intake for Audi
- B5 2.8 exaust under $100?
- What do venturis in exhaust tips do?
- air intake
- Mahle filter replacement
- A6 Exhaust Mods
- Engine Shuddering, Vacuum Leaks and Catalytic converter
- Exaust (02 A4 1.8t)
- Diy fmic
- part number for DV
- Flex Pipe Repair for 2002 A6 3.0 Quattro?
- 2002 A4 3.0 exhaust system?
- Custom exhaust for A8
- Exhaust & Intake