MILLTEK VALVED & RESONATED CATBACK EXHAUST SYSTEM W/ EC APPROVAL FOR 8Y AUDI S3 QUATTRO (SEDAN)
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Milltek Valved & Resonated Catback Exhaust System w/ EC Approval for 8Y Audi S3 Quattro (sedan)
Milltek Sport’s range of catback systems is expertly tailored to meet the needs of individuals aiming to enhance the sound and aesthetics of their vehicles. Designed as a direct replacement for the original exhaust system, these products are available in multiple configurations, allowing owners to customize the volume increase and aggression of their exhaust tone to their preference. Crafted from 304L Aircraft Grade stainless steel, Milltek Sport ensures that each catback system is durable enough to withstand even the harshest conditions, guaranteeing longevity and performance.
Milltek Sport introduces a cutting-edge Valved & Resonated Catback Exhaust System designed specifically for the 8Y Audi S3 Quattro, offering an unparalleled blend of performance and sound customization. This system ingeniously marries the refined tones of a resonated exhaust with the dynamic control of valve technology, allowing drivers to adjust the sound profile from a discreet rumble to a full-throated roar on demand.
Specifications
- Type: Valved / Resonated / Catback
- Tip Finish
- Brushed Titanium
- Burnt Titanium
- Carbon Fiber
- Cerakote Black
- Polished
- Tip Shape
- GT
- Oval
- Pipe Diameter: 80mm (3.15″)
- EC Approved: Yes
- Motorsport Use Only: No
- Outlet: Quad
What’s Included
- Adapter to OE downpipe
- Center silencer
- Rear silencer assembly
- Inner exhaust tailpipes (2)
- LH valved outlet pipe
- RH valved outlet pipe
- Exhaust tip extensions (4)
- 4.5″ exhaust tips (4)
Applications
- 2020+ Audi S3 Quattro: 8Y | Sedan | 2.0L Turbo TFSI I4
Notes
- This exhaust system is compatible exclusively with sedan & OPF equipped models
About Milltek
Milltek is committed to designing performance exhaust systems that are tailored to the needs of the driver, covering an increasingly broad spectrum of vehicles. The company is dedicated to ongoing innovation, with its research & development team working tirelessly to bring to market the most sought-after exhaust solutions. Manufactured in the UK and distributed to over 90 countries worldwide, Milltek Sport stands as one of the most widely available performance aftermarket brands, continually striving to meet the evolving demands of performance exhaust enthusiasts around the globe.
| exhaust-tip-shape | GT, Oval |
|---|---|
| exhaust-tip-finish | Brushed Titanium, Burnt Titanium, Carbon Fiber, Cerakote Black, Polished |
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We want you to feel confident before making your purchase. Here are a few important details to help you better understand this product and how it fits into your space.
- Please review the product dimensions carefully to ensure the right fit for your space
- Color may vary slightly due to lighting and screen settings
- Materials and finishes are selected for both durability and visual appeal
- Some items may require simple assembly upon delivery
- Perfect for both everyday use and long-term comfort
If you have any questions about this product, feel free to reach out to our support team. We're here to help you make the right choice.
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Product Size Guide
Please refer to the general size reference below to better understand how this product may fit into your space. Dimensions may vary slightly depending on the design and materials.
| Category | Small | Medium | Large |
|---|---|---|---|
| Decor & Accessories | Up to 10″ | 10″ – 20″ | 20″+ |
| Tables | Up to 30″ | 30″ – 60″ | 60″+ |
| Seating | 1 Seater | 2–3 Seater | 4+ Seater |
| Storage Units | Compact | Standard | Large Capacity |
| Lighting | Small Fixture | Standard Fixture | Large Fixture |
Note: For exact product dimensions, please refer to the specifications section above. This guide is intended as a general reference only.

















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