Milltek Audi 8V RS3 Saloon Cat-Back Exhaust
Upgrade your Audi RS3 8V Saloon with a genuine Milltek Sport valved cat-back exhaust and transform sound, aesthetics and driving excitement. This Audi RS3 saloon exhaust is a direct-fit, high-quality performance cat back that retains the factory valve control while delivering a deeper, sharper RS3 tone. Available with Cerakote Black, Polished, Burnt Titanium and Titanium oval tips, it is the perfect RS3 cat-back exhaust upgrade for daily use and spirited driving.
If you are searching for Audi RS3 8V saloon cat-back, RS3 cat back exhaust, RS3 8V exhaust, Milltek RS3 exhaust, RS3 non-resonated, RS3 resonated, valved cat-back, EC approved exhaust, OPF GPF compatible RS3 exhaust or RS3 performance exhaust, this Milltek system is the solution enthusiasts choose.
Why choose this Milltek RS3 8V Saloon exhaust
- Valved cat-back system that re-uses OE valve motors for seamless factory valve control
- Deeper, crisper RS3 soundtrack with refined cruising and aggressive tone on demand
- Choice of Non-Resonated and Resonated configurations to suit sound preference
- Premium tip finishes: Cerakote Black, Polished, Burnt Titanium or Titanium
- Designed and manufactured in the UK by Milltek Sport
- Precision fitment for Audi RS3 8V Saloon sedan models, including OPF GPF and non-OPF versions
Key specification
Pipe diameter: 3.00 inch 76.20 mm
Rear silencer: HollowTek design
Tip size: 170 x 107 mm oval trims left and right
Options and finishes
- Non-Resonated for the loudest, most engaging RS3 cat-back sound
- Resonated for a more refined, motorway-friendly tone
- EC-Approved options available for selected finishes
- Tip options: Burnt Titanium, Titanium, Cerakote Black, Polished
What is included
- Front Silencer Bypass
- HollowTek Rear Silencer re-uses OE valve motors
- Trim Connecting Pipes x2
- LH Oval Trim 170 x 107 mm choice of Burnt Titanium, Titanium, Cerakote Black, Polished
- RH Oval Trim 170 x 107 mm choice of Burnt Titanium, Titanium, Cerakote Black, Polished
Compatibility
- Audi RS3 8V 2015–Present Saloon sedan 400 PS Non OPF GPF models
- Audi RS3 8V 2015–Present Saloon sedan 400 PS OPF GPF models only
Part numbers
- SSXAU740 — Non-Res Cerakote Black
- SSXAU741 — Non-Res Polished
- SSXAU739 — EC-Approved Cerakote Black
- SSXAU738 — EC-Approved Polished
- SSXAU800 — Non-Res Burnt Titanium BT
- SSXAU799 — Non-Res Titanium T
- SSXAU802 — Resonated Burnt Titanium BT
- SSXAU801 — Resonated Titanium T
Real-world feedback
We have installed this Milltek RS3 8V saloon cat-back on customer cars and the feedback has been consistently positive. Owners love the premium build quality, the OE-style valve integration and the addictive RS3 sound. It is a highly recommended RS3 exhaust upgrade for enthusiasts who want the best balance of tone, quality and fit.
Fitting and support
Professional fitting available at Nforcd in Warwickshire. Request a fitting quote at Sales@nforcd.com.
Compatibility check before dispatch
We will verify fitment before shipping. Provide your UK registration or the last 7 digits of your VIN at checkout to ensure you receive the correct Audi RS3 8V saloon cat-back exhaust for OPF GPF or non-OPF applications.
Manufactured by
Milltek Sport







