- facelift b9.5 rs grill swap
- B9.4 S4 Mechatronics Failure
- All-Wheel Alignment
- Rattling sounds coming from passenger side
- Best way to care for the car
- Limited Quantities - A4, S4 LED Blackline Taillight Packages...
- Exhaust Rattle - Valves Closed
- G410 sensor. B9S5 torque tightening specs
- 034Motorsport Summerfest!
- Windshield replacement
- Audi B9 S4 timing
- Audi S4 2022 Body kit
- Cam shaft position sensor MIL w limp mode
- Hot Laps at Laguna Seca!
- 500hp S4!
- 2018 S4 Screen Issue
- What's your Leakage Air on OBDEleven
- Near Crash at Laguna Seca!
- Common Issues, Preventative Maintenance & Definition of too high kms
- Does anyone have a non-black optic B9 with carbon fiber mods?
- PSA: APR Recall – CI100047 B9 S4/S5 3.0T PEX Intake System
- PLEASE HELP 2023 s4 brand new car transmission issue.
- 2024 S4 available to build on Audi site
- Looks like FCP Euro has some Competition (ECS Tuning)
- Can someone just help me solve the problem of my car?
- Help identify
- What do YOU want to see next?
- Traffic Jam Assist Unavailable frequently appearing
- Installed Wagner Intercooler + E85 Tune
- New S4 owner saying hello.
- Major maintenance at 100,000 miles?
- American message board members.....
- 2019 Audi S4 - Auto Start/Stop Malfunction?
- Button and model compatability confusion
- S4 drivers most accident-prone
- Wanting to get first Audi
- Rear spring spacer
- Door clunk on opening fully
- Grinding/ clanking (idk) on acceleration
- Greetings from SuperSprint Italy
- Squealing, metallic clicking front wheels
- Audi 2 in 1 display cleaner anyone use it?
- 2020 Model Year - MHEV?
- ordering an S4
- BRADA WHEELS - FORMTECH - Audi Fitment Available - Wheel Designers
- Competitive Prices on Vertini Rotary Forged Wheels - WHEEL DESIGNERS
- Brake Cooling
- My S4 Sucks!
- Engine bay side covers
- Torque Vectoring Differential Replacement
- Both seats adjustable lumbar support and massage stopped working
- New Member
- Unitronic vs Intergrated engineering tune
- B9.5 Full Mod List & Track Test Video
- Magma Red leather care
- Brake rotors
- Coated Leather seat cleaner?
- Help, noise at idle s4 b9.5
- S4 B9 or S4 B9.5?
- What is the highest safe boost levels on EA839 3.0T with stock fuel system and engine
- S4 Canyon Run
- Come on warm weather!
- Annoying SiriusXM start-up screen
- B9 S4/S5 Hissing/Leak Near Front
- Beep when turning off
- Insuring the S4
- 2020 S4 not hitting full boost in 1st gear and sometimes second
- All New Stance SF11 Rotary Forged - Light Weight Design - Wheel Designers
- Hose vibration knocking front strut brace
- Engine shake/tick
- Bilstein B6 electronic damper review
- Dislike Run Flats
- I cut this out of my S4!
- RADIO TUNING
- Any interest in my OEM 19" summer tires ? Pickup only northern nj
- SES 3 codes can't find 2
- 2021 S4 scissor jack but no tire iron?
- My 2021 S4 is rated at 20/28 mpg. 2023 model is rated at 21/30 mpg. Why the change?
- 034 carbon fibre x34 full intake system fitment issue
- Apparently, everyone regrets buying their S4?
- What is the felt for under the center of the car?
- 034 Stage 1 tune with surface pro
- MAJOR Mod Regret! - Stage 1 Tune
- 20% off NEW D3S/D1S LEDs FOR 2023 –Bright - NO ERRORS - PLUG & PLAY - NO wires!
- 2019 S4 B9 (UK) engine failure at 40k miles
- Thoughts on Term Protection warranty?
- JB4 Long term use on S4 B9
- Tire Size Feedback?
- Buying a B9 S4 today
- 20" polygon design, bi-colour wheels with 265/30 R20 performance tires
- 2021 S4 UOA - 20k mile service
- Audi Mailer
- Transfer Case/Final Drive Fluid Change
- Weak OEM subframe mounts
- Reprogram Used Key Fob
- Re-Program Used Key Fob?
- Question
- Drive system malfunction. Engine oil temperature sensor.
- Tire decision?
- Not enough info online/ 2 codes/seems like audi might need a recall for sport diff is
- Can the red door contour lighting be programmed to stay on as ambient lighting?
- New Front Grill and CAI
- 2017 Audi A4 B9 Clunk when reverse driving
- Vossen Wheels Black Friday Starts 11/20 to 12/2 While Supplies last
- Help please Audi
- S4 Autocross, New Strut Brace Install, & Rob Dahm's 1,200+ HP RX7!
- H&R or 034 springs?
- Weathertech or Audi cargo mat?
- BLACK FRIDAY SALE 11/1 to 12/2 While Supplies Last - Stance Wheels
- B9 S4 B&O rear sub upgrade
- Genuine "Quattro" Puddle Lights Are On Sale!
- Anyone else get a hard time for their cars exhaust?
- 2019 S4 - Auto Door Locking???
- Launch Control While Wife Holds Coffee.
- B9 S4 Bang and Olufsen is terrible
- Problem starting voice recognition to enter destination address
- Recall 91DZ - Rearview Camera Software (2021 & 2022 MY)
- B9.5 S4 034Motorsport Transmission Mount and Insert Install
- ECS Charge pipes and Methanol system installed
- ECS Valved Exhaust system installed!
- 2019 S4 Update MMI System
- 2019 S4 Remove Audi Rings from grille
- LED interior lighting plus package - not working
- Add New Fuse in Fuse Panel
- Track Day at Buttonwillow Raceway
- B9 S4 EA839 Series Engine Rocker Arm Failure
- Reliability Concerns
- New YouTube Channel!
- S4 - Ipod Touch - List View for Playlists
- S4 - Ipod Touch - List View for Playlists
- Carbon Fibre Engine cover?
- Engine Rattle/Vibration
- WHICH QUATRO SYSTEM
- New S4 owner intro and question
- Apple Carplay
- Newish S4 Advice
- My long tuning journey, and why im a loyal IE customer now! Pure 750 guys inside!
- Most optimal offset you can use on S4 B9
- Navigation/GPS Fail
- FORGEDLITE Wheels - 1pc Monoblock & 2pc Modular Forged Wheels - WHEEL DESIGNERS
- Rear Reflector Honeycomb Insert
- All New Klassen ID F07R Form+ Light Weight Design Wheels - Tailored for Each Vehicle
- Rohana RFX Series Cross Forged Wheels - Special Member Pricing!
- New user
- S4 beaten convincingly in Edmunds drag race by Mk8 Golf R
- Feeling stupid - Can't get the ski pass through open
- Can now build & price 2023 at Audi USA
- SiriusXM trial period started 16 months after lease inception
- Service delay question
- Got a build week!
- B9.5 S4 alarm keeps going off
- The 034Motorsport SummerFest Dynamic+ Tuning Sale Is Here At PartsByTopher!
- Buzzing from the rear parcel shelf from woofer
- New to forum - b9 s4 build!
- Bang/Crash Noise When Reversing
- For Sale 2021 S4 19 inch OEM rim with roadrash asking $225
- Austin, TX Audi Service
- Different MMI message at startup today
- Buy in transit or order new S4 and how are the suede seats?
- '18 prestige audi connect not working
- Dashboard Rattle
- Tire run after lowering springs and spacers?
- Hear a weird clicking noise coming from engine. B9 2018 S4
- In-Car Internet feature for S4--Worth it?
- New to S4 but not to Audi/Opinions wanted...
- UK: Hey Guys! :) - Can anyone help me with what options I have for my wheels?
- Who’s running tuned with factory warranty?
- Custom Headlights - Led matrix
- CN: How many miles before you used S/RS4 on track?
- Audi S4 B9 black grille
- Anyone running a pure 700 turbo?
- FUEL PUMP EXTENDED WARRANTY
- Whirring/humming noise
- 2022 S4 order is now 2023
- B9.5 CWGD Engine Color
- getAudiparts.com | NEW Genuine Audi Dynamic Center Caps Sets!!
- From B9 A4 to an S4 - worth it?
- Lift Points for rolling bridge jack
- Coming back to the S4 - advice please
- A great feature of the EA839 engine
- 13 months into S4 ownership and SiriusXM free trial is still active
- Valet/Emergency Key in Glove Compartment
- Engine braking opinions?
- Looking for lowest price Audi Extended Warranty
- Rohana RFX Series Cross Forged Wheels - Special Member Pricing
- S4 B9 09/2016 Good Buy?
- 2019 S4 tire issue
- Wood trim probably doesn’t belong in an S car, but I did it anyway
- Stance SF01 SF03 SF07 SF10 SF11 Rotary Forged Wheels - WHEEL DESIGNERS
- Using an iPhone 12
- MMI - user selection at vehicle start
- Avant Garde M580R Light Weight Design 19" 20" 21" - WHEEL DESIGNERS
- power steering pump
- Vossen HF1 HF2 HF3 HF4T HF5 HF7 - WHEEL DESIGNERS™
- UK: Windows opening by themselves
- SF Bay Area PDR recs?
- S4 B9 Sports Differential
- Weird Noise After Shutting Off Car
- Audi Connect - Link vehicle (app)
- Another Wheel Thread - VW Passat 18x8 ET40
- Thorton chip/ mods
- Latest Map update is 20 years out of date
- Wheels
- UK: New Spark Plugs
- UK: Brake Pad Change
- Full Drivetrain Oil Change
- Auto Start/Stop moves gear into P
- Exhaust Tips
- Recommended Maintenance at 45K?
- Wiper Blades
- S4 b9.5 launch control
- S4 B9.5 faint whistle while revving engine at idle
- MMI blue screen of death
- 21 S4 minor problems
- MMI splash screen
- shift manually or auto?
- Carista
- Automatic switch to CarPlay after phone connection - Can I disable this?
- Whistling sound on defrost
- Are these factory welds?
- Brake Pads?
- Radio Auto On After Phone Disconnect
- Oil Cooler Leak After 60K Service
- getAudiparts.com | Your 2021 Black Friday/Cyber Monday Savings are HERE!!!
- Floor mats?
- differential clicking?
- emergency Call Function Malfunction reset?
- Inflation Relief - Black Friday thru the end of November Sale...
- Dealer Wants to Rip Me Off on Brake Job
- 2018 Sunroof (non-panoramic) wind noise / close position adjustment
- ECS Front Lip VS Front splitter
- Comparison between S4 and B9 RS5 Sportback? Driven both? If so, please comment
- B9 s5 pressure pipe flanges (aluminium)
- MMI spontaneously re-booting on 2018 S4
- APR stage 1 compatible with DTUK TCU tune?
- A new strange noise, any ideas?
- Liquimoly Engine Flush and Cera Tec Oil Treatment
- How is the first oil change reminder on DIS work?
- New Tires/Alignment
- Keyless entry doesn't unlock most of the time
- Bluetooth/Wifi/LTE/SOS Gone
- 2018 Audi S4 B9 high oil consumption
- Apple Carplay Display Intermittent Disappearance
- getAudiparts.com | Genuine Audi Floor Mats Sets!
- Rear brake calipers appear to be missing something
- So i put some money down on a 2018 s4
- PT: Best Performance Intake for S4 B9?
- 2018 S4 with spare tire but no tools
- Post-Facelift Hands on Detection Flat-Bottom Steering Wheel Packages...
- Is it me? Do the cameras on the 21 suck?