PLEASE NOTE:

There is more than one Milltek vehicle that matches the vehicle you have selected. Please review all the vehicles shown below to see which one is correct for your vehicle. If you are not sure, please contact us and we'll clarify.

Audi RS4 B9 2.9 V6 Turbo Avant (Non OPF/GPF Models) 2018 and later

Active Control Units
Milltek Active Valve Control photo
Active Valve Control
SSXAU1052

In Stock
Est. despatch Within 24 hours
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Exhaust
EC-Approved
Milltek Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Polished Oval Trims photo
Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Polished Oval Trims
SSXAU749

Awaiting Manufacture...
Due on or before 30 May 26

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EC-Approved
Milltek Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Cerakote Black Oval Trims photo
Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Cerakote Black Oval Trims
SSXAU750

Awaiting Manufacture...
Due on or before 06 Jun 26

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System with Cerakote Black Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System with Cerakote Black Oval Trims
SSXAU751

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Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System (Louder) with Polished Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System (Louder) with Polished Oval Trims
SSXAU752

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Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Polished Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Polished Oval Trims
SSXAU759

Awaiting Manufacture...
Due on or before 30 May 26

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Cerakote Black Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Cerakote Black Oval Trims
SSXAU760

Awaiting Manufacture...
Due on or before 06 Jun 26

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System (Louder) with Titanium Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System (Louder) with Titanium Oval Trims
SSXAU803

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System (Louder) with Burnt Titanium Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated Cat-Back Race Exhaust System (Louder) with Burnt Titanium Oval Trims
SSXAU804

Pre-Order Now
Due in approximately 4 Weeks

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EC-Approved
Milltek Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Titanium Oval Trims photo
Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Titanium Oval Trims
SSXAU805

Pre-Order Now
Due in approximately 4 Weeks

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EC-Approved
Milltek Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Burnt Titanium Oval Trims photo
Audi RS4 B9 Avant - Resonated Cat-Back Exhaust System with Burnt Titanium Oval Trims
SSXAU806

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Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Titanium Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Titanium Oval Trims
SSXAU807

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Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Burnt Titanium Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Burnt Titanium Oval Trims
SSXAU808

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Due in approximately 4 Weeks

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Milltek Downpipes and Cats
Motorsport Only
Milltek Large Bore Downpipes with Hi Flow Cats (Audi B9 RS4/RS5) photo
Large Bore Downpipes with Hi Flow Cats (Audi B9 RS4/RS5)
SSXAU815

In Stock
Est. despatch Within 24 hours
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Motorsport Only
Milltek Catalyst Replacement Pipes (Audi B9 RS4/RS5) photo
Catalyst Replacement Pipes (Audi B9 RS4/RS5)
SSXAU816

Pre-Order Now
Due in approximately 4 Weeks

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Audi RS4 B9 2.9 V6 Turbo Avant (OPF/GPF Models) 2019 and later

Active Control Units
Milltek Active Valve Control photo
Active Valve Control
SSXAU1052

In Stock
Est. despatch Within 24 hours
View Product
Exhaust
EC-Approved
Milltek Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Polished Oval Trims photo
Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Polished Oval Trims
SSXAU821

Awaiting Manufacture...
Due on or before 30 May 26

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EC-Approved
Milltek Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Cerakote Black Oval Trims photo
Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Cerakote Black Oval Trims
SSXAU822

Awaiting Manufacture...
Due on or before 06 Jun 26

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EC-Approved
Milltek Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Titanium Oval Trims photo
Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Titanium Oval Trims
SSXAU823

Pre-Order Now
Due in approximately 4 Weeks

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EC-Approved
Milltek Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Burnt Titanium Oval Trims photo
Audi RS4 B9 Avant - Resonated (Quieter) Cat-Back Exhaust System with Burnt Titanium Oval Trims
SSXAU824

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Polished Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Polished Oval Trims
SSXAU825

Awaiting Manufacture...
Due on or before 30 May 26

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Cerakote Black Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Cerakote Black Oval Trims
SSXAU826

Awaiting Manufacture...
Due on or before 06 Jun 26

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Titanium Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Titanium Oval Trims
SSXAU827

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Burnt Titanium Oval Trims photo
Audi RS4 B9 Avant - Road+ Cat-Back Exhaust System with Burnt Titanium Oval Trims
SSXAU828

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Polished Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Polished Oval Trims
SSXAU829

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Cerakote Black Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Cerakote Black Oval Trims
SSXAU830

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Titanium Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Titanium Oval Trims
SSXAU831

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Burnt Titanium Oval Trims photo
Audi RS4 B9 Avant/Sportback - Non-Resonated (Louder) Cat-Back Exhaust System with Burnt Titanium Oval Trims
SSXAU832

Pre-Order Now
Due in approximately 4 Weeks

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Milltek Downpipes and Cats
Motorsport Only
Milltek Hi-Flow Sports Cat & GPF Bypass (Audi B9 RS4/RS5) photo
Hi-Flow Sports Cat & GPF Bypass (Audi B9 RS4/RS5)
SSXAU819

Awaiting Manufacture...
Due on or before 30 May 26

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Motorsport Only
Milltek Large Bore Downpipe & Decat (Audi B9 RS4/RS5) photo
Large Bore Downpipe & Decat (Audi B9 RS4/RS5)
SSXAU820

In Stock
Est. despatch Within 24 hours
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