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Mercedes-Benz AMG A45 S 2019-2026: GPF-back system Scorpion (non-resonated, valved)
This Scorpion GPF-back system replaces everything behind the particulate filter (GPF) with stainless steel on Mercedes-Benz AMG A45 S (2019-2026). A more expressive sound and a freer-flowing exhaust. Stainless steel, 88.9 mm (3.5 in) pipe diameter (ref. SMBS009).
€1,737.52
(VAT incl.)
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Temporarily unavailable
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- Manufacturing
- Delivery Mon 16 Nov
This product is out of stock at our supplier. Estimated delivery on 16/11/2026
This lead time is an estimate and may change due to circumstances beyond our control
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With this product: €1,737.52
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Not enough sound from Mercedes-Benz AMG A45 S? 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.
- Non-resonated: a rawer, more present sound.
- Valves: quiet when cruising, opens up when you push the engine.
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: SMBS009
- Pipe diameter: 88.9 mm (3.5 in)
- Material: Stainless steel
- Resonator: No
- Valves: Yes
- Scorpion weight: 14.46 kg
- OE system weight: 18.5 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 non-resonated: a rawer, more present sound. The resonated version is more refined.
What do the valves do? The valves control the gas flow: a quieter exhaust when cruising, more expressive when you push the engine.
Compatibility
- Vehicles: Mercedes-Benz AMG A45 S
- Years: 2019-2026
- Connects to: OE system only
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.
Compatible vehicles (1)
MERCEDES
(1)
▼
| Model | Engine | Fuel | Displacement | Power | Years |
|---|---|---|---|---|---|
| Classe A (W177) (03/2018 - Aujourd'hui) | 45 AMG S 2.0 Turbo (421 cv) | - | 2000 cc | 421 hp | 2018+ |
| Diameter | 88.9mm (3.50 in) |
|---|---|
| Product family | Exhausts |
| Exhaust | Cat-back exhaust |
| Exhaust options | with valves |
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