Milltek Non-Resonated Cat-Back Exhaust | Audi B9 RS4 Avant - Polished Tips
SKU: SSXAU752
Parts
- MSAU723: LH Lower Downpipe - MSAU723
- MSAU724: RH Lower Downpipe - MSAU724
- MSAU726REP: Front Silencer Delete Pipe - MSAU726REP
- MSAU727REP: Centre Silencer Delete Pipe - MSAU727REP
- MSAU728: LH Rear Silencer (Race) Valved - MSAU728
- MSAU729: RH Rear Silencer (Race) Valved - MSAU729
- MSTIP240: Polished Jet (oval) 170 x 107 Exhaust Tip, LH - MSTIP240
- MSTIP241: Polished Jet (oval) 170 x 107 Exhaust Tip, RH - MSTIP241
- MSVS032: Valve Extension Cable - MSVS032
Documents
Description
Milltek Non-Resonated Cat-Back Exhaust for the Audi B9 RS4 Avant
Engineered as a direct replacement for the factory cat-back, this non-resonated system removes the centre resonator to unlock a louder, more aggressive full-throttle character with freer flow.
Key Features
- Premium Materials: T304Lstainless steel for durability and lasting corrosion resistance.
- Enhanced Performance: mandrel-bent pipework improves exhaust flow for sharper throttle response.
- Sound Profile: Non-Resonated (Louder) for the intended tone.
- Direct Fitment: engineered as a bolt-on replacement for the factory system.
- Tip Finish: Polished Tips.
Technical Specifications
- Material: T304L Stainless Steel
- System Type: Non-Resonated Cat-Back Exhaust
- Tip Finish: Polished Tips
- Resonated: No
Compatibility
- 2018 to 2023 RS5 B9 2.9 V6 Turbo Sportback
- 2018 and later RS4 B9 2.9 V6 Turbo Avant
Why Choose Milltek?
Every system is precision-built to deliver the sound, flow, and quality that define the Milltek difference.
Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.
System Fitment List
Shipping Information
This system ships in 2 boxes.
Similar Products
Milltek Road+ Cat-Back Exhaust | Audi B9 RS4 Avant RS5
SSXAU856MP
Total
$3777.10
$3777.10
Milltek Non-Resonated Cat-Back Exhaust | Audi B9 RS4 Avant
AURS5-1675-NRCB
Total
$4210.45
$4210.45
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
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