Milltek Hi-Flow Sports Cat & GPF Bypass for Audi RS5 B9 2018+
Our Cast Downpipes are engineered to optimize gas-flow and heat management, enhancing efficiency and performance. Paired with the HJS High-Flow Sports Catalyst, renowned for its quality and performance, these downpipes maintain emission regulations while significantly improving gas-flow and performance. With a reduced cell count compared to OEM catalysts, our high-flow catalyst ensures freer-flowing exhaust, resulting in enhanced performance. As the sole UK distributor of HJS Tuning Catalysts, Milltek Sport offers top-quality solutions.
Designed with your needs in mind, our performance exhaust systems undergo continuous evolution to meet demand. Our research & development team works year-round to deliver cutting-edge solutions for your performance exhaust requirements. Proudly made in the UK and distributed to over 90 countries worldwide, Milltek Sport stands as one of the most accessible performance aftermarket brands on the market.
Notes:
- Offers further enhancements to gas-flow and heat management
- Designed to increase efficiency and performance gains
Features:
| SKU | SSXAU819 |
|---|---|
| Milltek Product type | Downpipes, Sport Cats & Manifolds |
| Resonated | Not Applicable |
| Tip Finish | Not Applicable |
| Tip Shape | Not Applicable |
| Pipe Diameter | Not listed |
| EC Approved | No |
| Motorsport Use Only | Yes |
| Outlet | Not Applicable |
Fitment Chart:
- For Audi RS5 B9 2.9 V6 Turbo Sportback (OPF GPF Models Only)
- For Audi RS5 B9 2.9 V6 Turbo Coupe (OPF GPF Models Only)
| Make | Model | Year |
| Audi | RS5 B9 | 2018+ |





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