Milltek Audi S4 B9 HJS Tuning ECE Downpipes – SSXAU725
Upgrade your Audi S4 B9 3.0 TFSI V6 with Milltek HJS Tuning ECE Downpipes for serious performance, sound and reliability. These EC and ECE focused sports cat downpipes are engineered in the UK to increase exhaust flow, reduce back pressure, improve turbo spool and deliver a deeper, sportier exhaust note. Finished in an ultra-durable semi-gloss black Cerakote coating, they are built for road and spirited driving, while pairing perfectly with OE or Milltek Sport cat-back systems. If you are searching for Audi S4 B9 downpipes, S4 3.0 TFSI sports cat downpipes, Milltek S4 downpipes, ECE approved downpipes or performance exhaust upgrades for Audi S4 B9, this is the proven choice.
- Designed specifically for Audi S4 B9 3.0 Turbo V6 models
- HJS Tuning ECE sports cat downpipes for high-flow performance
- EC approved fitment compatibility with OE and Milltek Sport cat-back systems
- Ultra-durable semi-gloss black Cerakote coating for heat and corrosion resistance
- Larger-bore performance design for freer-flowing exhaust and stronger response
- Pipe diameter: 2.50 inches (63.50 mm)
- Developed and manufactured in the United Kingdom by Milltek
We have installed these Milltek Audi S4 B9 downpipes for customers and the feedback has been outstanding. Expect enhanced throttle response, a more engaging exhaust tone and a noticeable improvement in overall drivability. If you want the best Audi S4 B9 performance exhaust upgrade with HJS Tuning ECE sports cat technology, this Milltek system delivers.
Compatibility
- Audi S4 3.0 Turbo V6 B9 – Saloon and Avant (Non Sport Diff Models) 2016 onwards
- Audi S4 3.0 Turbo V6 B9 – Saloon and Avant (Sport Diff Models Only and Without Brace Bars) 2016 onwards
Specifications
- Pipe diameter: 2.50 inches (63.50 mm)
- Cerakote semi-gloss black coated downpipes
- Fits with OE and Milltek Sport cat-back systems (EC approved)
- Model years: 2016 onwards
Why choose Milltek for your Audi S4 B9
With over 32 years of UK-based design, engineering and in-house production, Milltek is synonymous with premium performance exhausts. Their involvement in motorsport and continuous R&D ensures outstanding quality, fitment and results for road and track enthusiasts across Audi, Volkswagen, Porsche, BMW and more.
Professional fitting and support
For fitting, choose Nforcd in Warwickshire. Our experienced team can install your Milltek Audi S4 B9 HJS Tuning ECE Downpipes and advise on optimal setup with OE or Milltek Sport cat-back systems. Request a fitting quote at Sales@nforcd.com.
Part number
SSXAU725
Compatibility check
To ensure the part you order fits your vehicle, we run a compatibility check prior to dispatch. Provide your UK registration number or the last 7 digits of your VIN at checkout.
Popular searches and keywords: Audi S4 B9 downpipes, Audi S4 3.0 TFSI downpipe, Milltek S4 downpipes, HJS Tuning ECE sports cat, EC approved downpipes, Audi S4 B9 performance exhaust, Audi S4 B9 sports cat downpipes, S4 Avant downpipes, S4 Saloon downpipes, UK performance exhaust upgrade.