Audi RS3 8Y Sportback 2021-2026: GPF-back system Scorpion (resonated, valved), Ascari RS tailpipes

Not enough sound from Audi RS3 8Y Sportback? This Scorpion GPF-back system replaces everything behind the particulate filter (GPF) with stainless steel.

A more expressive sound and a freer-flowing exhaust.

What it changes

• Stainless steel, routing designed for this model.
• Resonated: a more refined sound with less drone at a steady speed.
• Valves: quiet when cruising, opens up when you push the engine.
• Tailpipes: Ascari RS (170 mm x 120 mm).

In everyday use

On the motorway, the presence (or absence) of a resonator makes the difference between a refined note and constant drone. Keep that in mind before choosing, especially if you cover a lot of miles.

Technical data

• Part number: SAU123CF
• Pipe diameter: 80 mm (3.15 in)
• Material: Stainless steel
• Resonator: Yes
• Valves: Yes
• Tailpipes: Ascari RS
• Tailpipe diameter: 170 mm x 120 mm
• Scorpion weight: 21.58 kg
• OE system weight: 22.5 kg

Frequently asked questions

Does the original exhaust need cutting? The manufacturer does not list any cutting for this product.

Resonated or non-resonated? This version is resonated: a more refined sound with less drone at a steady speed. The non-resonated version is rawer.

What do the valves do? The valves control the gas flow: a quieter exhaust when cruising, more expressive when you push the engine.

Which tailpipe finish is this? This part number is the following tailpipe finish: Ascari RS (170 mm x 120 mm).

Compatibility

• Vehicles: Audi RS3 8Y Sportback
• Years: 2021-2026
• Connects to: OE or Scorpion system

Why Scorpion?

Scorpion is a British maker of stainless steel exhausts, with part numbers dedicated to each model and several tailpipe finishes to personalise the rear.