Audi S4 B9 Exhausts
The Audi S4 B9 turns a 3.0 litre turbo V6 into a discreet all-rounder with genuine pace. Milltek offers performance exhaust systems for the S4 B9, with different setups depending on whether your car runs the sport differential. Pick your fitment below. Every system is engineered from T304L stainless steel and built for the emotion.
Not sure which setup suits your S4? Our System Education guide explains resonated versus non-resonated, cat-back versus turbo-back, and valved options so you can choose with confidence.
Non Sport Differential Models
RacingLine Intake System Replacement Filter Element / Trifoam® / Audi S4, S5 3.0 V6T TFSI B9 / EA839
VWR1241S4FO
Total
$261.81
$261.81
RacingLine Higher Output Ignition Coil / EA8XX
VWR900001MP
Total
$51.79
$51.79
RacingLine Front Chassis Brace Hardware Kit / Audi B9
VWR814100-KIT
Total
$7.40
$7.40
RacingLine Door Decals Long / Silver / A4 / A5 / A6 / Passat / Arteon etc
VWR800002-SVR
Total
$59.79
$59.79
RacingLine Billet Fuel Filler Cap / Bayonet Fitting
VWR19G711
Total
$129.29
$129.29
RacingLine Stage 3 Brake Kit / 355mm Replacement Rotors / Discs
VWR680003
Total
$738.52
$738.52
RacingLine Wheel Stud / Individual 80mm
VWR630010
Total
$3.23
$3.23
RacingLine Stud and Nut 80mm Conversion Kit / Tapered Seat - most aftermarket wheels / Full Car Set
VWR630003
Total
$193.94
$193.94
RacingLine Billet S-Tronic Paddles Piano Black / A4 & S4 & RS4 (B9) / A5 & S5 & RS5 (B9) / A3 & S3 & RS3 (Audi Sport steering wheel) / TT,TTS,TTRS 8S / R8
VWR494101
Total
$221.99
$221.99
RacingLine 6 Pot Kit : Brake Kit 360mm Replacement Rotors (discs)
VWR680001
Total
$646.46
$646.46
RacingLine Stud and Nut 80mm Conversion Kit / Ball Seat - most OEM wheels / Full Car Set
VWR630002
Total
$193.94
$193.94
RacingLine Billet S-Tronic Paddles Titanium finish / A4 & S4 & RS4(B9) / A5 & S5 & RS5 (B9) / A3,S3,RS3 (Audi Sport steering wheel) / TT,TTS,TTRS 8S (Audi Sport steering wheel) / R8
VWR494100
Total
$221.99
$221.99
RacingLine Stud and Nut 70mm Conversion Kit / Ball Seat - most OEM wheels / Full Car Set
VWR630000
Total
$193.94
$193.94
RacingLine Stage 3 Brake Kit / 380mm Replacement Rotors / Discs
VWR680004
Total
$886.52
$886.52
RacingLine Sports Spring Kit | Audi S4 B9 3.0T
VWR3141S4
Total
$318.19
$318.19
RacingLine At Home PDM Software Flashing Cable For VW / Audi ECU & TCU
VWR031000
Total
$244.20
$244.20
RacingLine Oil Management Kit / B9 / EA839 / Audi S4,S5 B9
VWR131000
Total
$1050.49
$1050.49
RacingLine Intake System / Audi S4 / S5 3.0V6T TFSI B9 / EA839 / Foam Filter
VWR1241S4
Total
$1260.60
$1260.60
RacingLine Higher Output Ignition Coil / EA8XX
VWR900000
Total
$51.79
$51.79
RacingLine High-Flow Panel Air Filter / EA839 3.0 V6T / Eg Audi S4 / S5 B9
VWR1141S4
Total
$161.62
$161.62
RacingLine Billet Washer Fluid Cap / MQB / MQBE
VWR19G704
Total
$96.97
$96.97
RacingLine Billet Oil Filter Housing / EA839 / Audi S4 / S5 & RS4 / RS5 B9
VWR190001
Total
$158.39
$158.39
RacingLine Billet Oil Cap / EA839 / Audi S4 / S5 & RS4 / RS5 B9
VWR190003
Total
$160.00
$160.00
RacingLine Billet Header Tank Cap / MQB / EA888.3
VWR19G703
Total
$113.13
$113.13
RacingLine Billet Brake Fluid Cap / MQB / MQBE
VWR19G707
Total
$96.97
$96.97
RacingLine Wheel Stud
VWR630009
Total
$3.23
$3.23
RacingLine Wheel Nut / Tapered
VWR630008
Total
$6.47
$6.47
RacingLine Wheel Nut / Ball Seat R13
VWR630007
Total
$6.47
$6.47
RacingLine Wheel Mounting Guide pin
VWR630100
Total
$26.64
$26.64
RacingLine Stud and Nut Conversion Kit / Tapered Wheel Nut
VWR630001
Total
$193.94
$193.94
Sport Differential Models
RacingLine Intake System Replacement Filter Element / Trifoam® / Audi S4, S5 3.0 V6T TFSI B9 / EA839
VWR1241S4FO
Total
$261.81
$261.81
RacingLine Higher Output Ignition Coil / EA8XX
VWR900001MP
Total
$51.79
$51.79
RacingLine Front Chassis Brace Hardware Kit / Audi B9
VWR814100-KIT
Total
$7.40
$7.40
RacingLine Door Decals Long / Silver / A4 / A5 / A6 / Passat / Arteon etc
VWR800002-SVR
Total
$59.79
$59.79
RacingLine Billet Fuel Filler Cap / Bayonet Fitting
VWR19G711
Total
$129.29
$129.29
RacingLine Stage 3 Brake Kit / 355mm Replacement Rotors / Discs
VWR680003
Total
$738.52
$738.52
RacingLine Wheel Stud / Individual 80mm
VWR630010
Total
$3.23
$3.23
RacingLine Stud and Nut 80mm Conversion Kit / Tapered Seat - most aftermarket wheels / Full Car Set
VWR630003
Total
$193.94
$193.94
RacingLine Billet S-Tronic Paddles Piano Black / A4 & S4 & RS4 (B9) / A5 & S5 & RS5 (B9) / A3 & S3 & RS3 (Audi Sport steering wheel) / TT,TTS,TTRS 8S / R8
VWR494101
Total
$221.99
$221.99
RacingLine 6 Pot Kit : Brake Kit 360mm Replacement Rotors (discs)
VWR680001
Total
$646.46
$646.46
RacingLine Stud and Nut 80mm Conversion Kit / Ball Seat - most OEM wheels / Full Car Set
VWR630002
Total
$193.94
$193.94
RacingLine Billet S-Tronic Paddles Titanium finish / A4 & S4 & RS4(B9) / A5 & S5 & RS5 (B9) / A3,S3,RS3 (Audi Sport steering wheel) / TT,TTS,TTRS 8S (Audi Sport steering wheel) / R8
VWR494100
Total
$221.99
$221.99
RacingLine Stud and Nut 70mm Conversion Kit / Ball Seat - most OEM wheels / Full Car Set
VWR630000
Total
$193.94
$193.94
RacingLine Stage 3 Brake Kit / 380mm Replacement Rotors / Discs
VWR680004
Total
$886.52
$886.52
RacingLine Sports Spring Kit | Audi S4 B9 3.0T
VWR3141S4
Total
$318.19
$318.19
RacingLine At Home PDM Software Flashing Cable For VW / Audi ECU & TCU
VWR031000
Total
$244.20
$244.20
RacingLine Oil Management Kit / B9 / EA839 / Audi S4,S5 B9
VWR131000
Total
$1050.49
$1050.49
RacingLine Intake System / Audi S4 / S5 3.0V6T TFSI B9 / EA839 / Foam Filter
VWR1241S4
Total
$1260.60
$1260.60
RacingLine Higher Output Ignition Coil / EA8XX
VWR900000
Total
$51.79
$51.79
RacingLine High-Flow Panel Air Filter / EA839 3.0 V6T / Eg Audi S4 / S5 B9
VWR1141S4
Total
$161.62
$161.62
RacingLine Billet Washer Fluid Cap / MQB / MQBE
VWR19G704
Total
$96.97
$96.97
RacingLine Billet Oil Filter Housing / EA839 / Audi S4 / S5 & RS4 / RS5 B9
VWR190001
Total
$158.39
$158.39
RacingLine Billet Oil Cap / EA839 / Audi S4 / S5 & RS4 / RS5 B9
VWR190003
Total
$160.00
$160.00
RacingLine Billet Header Tank Cap / MQB / EA888.3
VWR19G703
Total
$113.13
$113.13
RacingLine Billet Brake Fluid Cap / MQB / MQBE
VWR19G707
Total
$96.97
$96.97
RacingLine Wheel Stud
VWR630009
Total
$3.23
$3.23
RacingLine Wheel Nut / Tapered
VWR630008
Total
$6.47
$6.47
RacingLine Wheel Nut / Ball Seat R13
VWR630007
Total
$6.47
$6.47
RacingLine Wheel Mounting Guide pin
VWR630100
Total
$26.64
$26.64
RacingLine Stud and Nut Conversion Kit / Tapered Wheel Nut
VWR630001
Total
$193.94
$193.94