Audi RS3 (2017-2021) 8V Sedan MILLTEK 80mm Cat Back

Upgrade your RS3 Sedan with a premium 80 mm cat-back exhaust. Stainless, strong sound, clean install, designed for MQB facelift models.

Key Features

• Mandrel-bent 80 mm stainless steel piping for smooth airflow and durability

• Available in resonated or non-resonated (race) versions, giving you choice of sound character

• Finish options for tailpipes include titanium or burnt titanium for a performance look

• Direct bolt-on design using OEM mounting points, with no modifications required

• Engineered specifically for the RS3 Sedan 8V MQB Facelift platform, including OPF/GPF variants

• The resonated version maintains a balanced tone that’s refined at cruise and aggressive when pushed

Detailed Description

The Milltek Sport 80 mm Cat-Back Exhaust for the RS3 Sedan transforms your car’s rear acoustics and presence. It replaces the factory rear section with quality stainless steel and tuning that yields a bolder sound without being overbearing.

You can select a resonated version for moderate volume or a non-resonated “race” version for a more assertive exhaust note. Tailpipe finishes like titanium or burnt tips elevate the visual impact to match the performance upgrade.

Because the system is built for the MQB Facelift RS3 Sedan, installation is clean and simple — it uses existing hangers and mounting points, requiring no cutting or fabrication.

Technical Specifications

What’s Included

• Cat-back exhaust section (muffler, piping, tailpipes)

• Selected tailpipe finish set

• Mounting hardware, clamps, gaskets

• Installation instructions & torque specs

• Compliance documentation (for resonated option)

Benefits & Use Cases

• Stronger, deeper sound and increased presence

• Improved exhaust flow and reduced backpressure

• Visual upgrade with premium tip finishes

• Easy install with no cutting or modifications

• Option to remain street legal with resonated, compliant versions

Call to Action

Enhance your RS3 Sedan’s sound, style, and performance. Add the Milltek Sport 80 mm Cat-Back Exhaust for RS3 8V MQB Facelift to your cart now and drive with confidence.