Milltek Non-Resonated Cat-Back Exhaust | Audi B6 S4 - Polished Tips
SKU: SSXAU295
Parts
- MSAU176: Front Link Pipe Assembly - MSAU176
- MSAU177REP: RH Centre Section Non-Resonated - MSAU177REP
- MSAU178REP: LH Centre Section Non-Resonated - MSAU178REP
- MSAU270: LH Rear Silencer - MSAU270
- MSAU271: RH Rear Silencer - MSAU271
- MSAU314: Brace Bar - MSAU314
- MSAU485: Polished GT (round) 100 Exhaust Tip, RH - MSAU485
- MSAU486: Polished GT (round) 100 Exhaust Tip, LH - MSAU486
Documents
Description
Milltek Non-Resonated Cat-Back Exhaust System for Audi B6 S4 4.2 V8 Quattro (Saloon, Avant, Cabriolet). Direct factory fitment replacement engineered to replace OEM setup with no modification required.
Constructed from T304L stainless steel with 2.25" (57.15mm) mandrel-bent piping. Non-resonated design maximizes exhaust scavenging for enhanced flow and a full-throttle tone character that rewards hard driving. GT100 polished stainless tips provide aesthetic completion. Uses OEM hangers and suspension points for seamless integration.
Fitment
- Audi B6 S4 Saloon (2003-2005)
- Audi B6 S4 Avant (2003-2005)
- Audi B6 S4 Cabriolet (2003-2005)
- Engine: 4.2L V8 Quattro
Engineered to exhilarate: T304L hand-finished construction, mandrel-bent bends, and OEM+ fitment.
Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.
Key Facts
| Pipe Diameter | 57.15 |
| 0 hours to fit (including removing OE system) | |
| Race Product | No |
| EMarked | No |
System Fitment List
Shipping Information
This system ships in 1 box.
Similar Products

Tarox F2000 Brake Rotors | Audi S4 | 345mm Front
F00 0270
Total
$563.24
$263.95
$563.24
$263.95

Tarox F2000 Brake Rotors | Audi A4, S4 | 300mm Rear
F00 0262
Total
$421.84
$198.43
$421.84
$198.43

Tarox Corsa Brake Pads | Audi A4, A6 | Mazda 3 (BL) | Front
SP0478.114
Total
$376.47
$188.14
$376.47
$188.14

Tarox Strada Brake Pads | Audi A4, A6 | Mazda 3 (BL) | Front
SP0478.112
Total
$227.63
$109.51
$227.63
$109.51

Tarox Strada Brake Pads | Audi A4, A6 | Front (58.6mm x 116.2mm)
SP0475.112
Total
$210.12
$101.09
$210.12
$101.09
Best Sellers

Milltek Race 80mm Cat-Back Exhaust | VW Golf MK8 GTI
SSXVW681MP
Total
$1448.78
$1448.78

Milltek HJS Hi-Flow Sports Cat (w/ Heat Wrap) | Chevrolet C8 Corvette Z06
SSXCH111
Total
$3321.28
$3321.28
MO

Milltek Secondary Catalyst Bypass (Fits to OE System Only) | Porsche Cayenne 958 Turbo 4.8 V8 (Pre-Facelift)
SSXPO182
Total
$492.20
$492.20

Forge Intake Kit | 2025+ Ford Maverick and Bronco Sport 2.0T EcoBoost
FMINDK65-PLE
Total
$335.98
$335.98

Milltek Secondary Catalyst Bypass Exhaust | Ford Maverick 2.0T AWD
SSXFD547MP
Total
$202.98
$202.98

Milltek Secondary Catalyst Bypass (Fits to OE System Only) | Porsche 958 Cayenne S 4.8 V8 (Non-Turbo)
SSXPO204
Total
$492.20
$492.20

Milltek Valved Axle-Back Exhaust | Dodge Charger Sixpack H/O 3.0T Hurricane
ENQ-CHG-ABV-MP
Total
$1845.32
$1845.32
MO

Milltek Secondary Catalyst Bypass | Audi RS3 8V Dual Catalyst Systems
SSXAU588
Total
$330.63
$330.63
MO

Milltek Large Bore Downpipe with HJS Hi-Flow Cat - NO CEL | VW Golf MK8 R
SSXVW672MP
Total
$1837.19
$1837.19

Milltek Cat-Back Exhaust | Dodge RAM 1500 Rebel
SSXRAM109MP
Total
$1937.77
$1937.77
