Turbo Downpipe 80mm Milltek Audi RS6 C8, RS7 C8, S8 D5 - 80 mm with HJS High-Flow 200 CPSI Catalytic Converters - for Milltek Ex

Milltek Sport turbo downpipe with high-flow catalytic converter for Audi RS6 C8 / RS7 C8 / S8 D5

Want a Stage 2 on an Audi RS6 C8 / RS7 C8 / S8 D5 without giving up the catalytic converter? This large-diameter Milltek Sport downpipe pairs a high-flow sport catalytic converter with a freer-flowing tube for a more responsive turbo.

Technical specifications

• Milltek part number: SSXAU868
• Part type: Turbo downpipe with high-flow catalytic converter
• Detail: Large-diameter 80 mm downpipe with HJS Highflow 200 CPSI catalytic converters + DPF bypass
• Tube diameter: 80 mm
• Fitting information: With heat shields - Milltek line fitment - ECU remap
• Material: aerospace-grade stainless steel
• Manufacturer: Milltek Sport (UK)

Compatible vehicles

• Audi RS6 C8 4.0 V8 twin-turbo (2019-2025, with DPF)
• Audi RS7 C8 4.0 V8 twin-turbo (2019-2025, with DPF)
• Audi S8 D5 4.0 TFSI 571 hp (Sedan, 2020-2025, with DPF)

Not sure about compatibility with your vehicle? Contact us with your VIN before ordering.

Most frequently asked questions

• Is a remap required? Yes. A suitable Stage 2 map is essential to get the gain and avoid an engine warning light linked to the lambda sensors. It is the question buyers ask most often, and the answer is always the same.
• High-flow sport catalytic converter, 200 cells: it keeps real emissions control while flowing much more than the original. It is the choice of tuners who want to keep a clean vehicle.
• Line compatibility: this downpipe is designed to connect to a Milltek line. Check the suitable version if you keep the original line.

Why choose Milltek Sport?

What users most often mention in their feedback: fit quality and a deep tone, present but never harsh. That is the hallmark of Milltek Sport, a UK manufacturer specialized in stainless steel exhausts.

For more information

• Turbo downpipe: decat pipe or high-flow catalytic converter for your Stage 2?