Audi RS4/RS5 B9 - Large Bore Downpipes with High Flow Cats

New, never-installed Milltek Sport Large-Bore Downpipe with a 200 Cell HJS high-flow catalytic converter – the ultimate upgrade for performance, sound, and driving thrill. Perfect for the Audi RS owner who wants the best of both worlds, sharper throttle response, more power, and an incredible soundtrakc, all while staying road-legal.

• Massive performance gains thanks to freer exhaust flow and reduced back pressure.
• 200 Cell HJS Cat - Premium German quality, durable and emission-friendly
• Aggressive yet refined sound – deeper, sportier tone without excessive drone.
• Direct bolt-on – no cutting or welding required.

Compatible Vehicles:

• Audi RS4 B9 2.9 V6 Turbo Avant (Non OPF/GPF Models) – 2018+
• Audi RS5 B9 2.9 V6 Turbo Coupe (Non OPF/GPF Models) – 2017–2019
• Audi RS5 B9 2.9 V6 Turbo Sportback (Non OPF/GPF Models) – 2018–2019
• Audi RS5 B9.5 2.9 V6 Turbo Coupe (Non OPF Models) – 2019+
• Audi RS5 B9.5 2.9 V6 Turbo Sportback (Non OPF Models) – 2019+

✅ Condition:
New, Unused.

✅ Performance Benefits:
Deeper and more aggressive exhaust tone Improved throttle response Optimized turbo spool and mid-range power


🔧 Optional Service:
We can include professional installation on your vehicle, and for those looking to unlock the full potential of this setup, a custom tune by BR-Performance can also be arranged. Please contact us for any additional information regarding costs for installment and tune.

The price displayed in this advertisement is only for the part itself. Costs for installment or tuning is not included.