Scorpion Cat/GPF-Back Exhaust System
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Scorpion Cat/GPF-Back Exhaust System - Audi TT RS (8S) Coupe - 80mm
Scorpion's cat/GPF-back system for the Audi TT RS (8S, Mk3) Coupe replaces the factory exhaust from the catalyst or GPF rearward. It is made from T304 stainless steel with 80mm (3.15") pipework and 170 x 107mm Ascari EVO carbon fibre tailpipes, and Scorpion lists it for both GPF and non-GPF Coupes. It is a resonated, valved system that keeps the factory flap function.
Video
Audi TT RS Mk3 with Scorpion exhaust
Note: Coupe only – Scorpion says it does not fit the Roadster. Australian-delivered TT RS models have no GPF; this system suits them. The valves need the OE valve motors. Installation by a professional is recommended.
Features
- 80mm (3.15") T304 stainless steel pipework
- 170 x 107mm Ascari EVO carbon fibre tailpipes
- Resonated and valved – retains factory flap control
- Fits GPF and non-GPF TT RS Coupes
- Works with OE or Scorpion front sections
Need help confirming fitment? Contact our team at sales@chicaneaustralia.com.au.
Vehicle Compatibility
| Make | Model | Chassis | Years | Engine / Notes |
|---|---|---|---|---|
| Audi | TT RS Coupe | 8S (Mk3) | 2017 - 2023 | No GPF (Australian-delivered); Coupe only, not Roadster |
Technical Specifications
| Spec | Value |
|---|---|
| Brand | Scorpion |
| Product type | Cat/GPF-Back |
| Pipe diameter | 80mm (3.15") |
| Tailpipe | Ascari EVO (170mm x 107mm) |
| Fits to | OE / Scorpion |
| Material | T304 stainless steel |
| Scorpion notes | Valves require OE motors. Does not fit Roadster. |
| Part number(s) | SAU081CF |
Contents
Cat/GPF-back pipework sections
Rear silencer box
Ascari EVO carbon fibre tailpipes
Clamps and fitting hardware

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