Milltek Sport Resonated Cat-Back/Catback Performance Exhaust System for Audi RS6 C6 5.0 TFSI V10 Twin‑Turbo BiTurbo Quattro (2008–2010 Avant Estate) – 2.75in 70mm Stainless – Oval Tips Black Ceramic or Chrome

Resonated Cat-Back Upgrade for Audi RS6 C6 5.0 TFSI V10 2008-2010

Transform the sound and presence of your C6 RS6 with this Milltek Sport resonated rear system. It brings a deeper, cleaner V10 note under load and a calm, refined soundtrack at cruising speeds, giving you that addictive twin‑turbo growl without intrusive cabin boom. UK engineered for precision fit and long-term reliability, it is the go-to choice for RS6 owners who want premium tone, great road manners and a quality finish with choice of oval tailpipe styles.

We have installed this system on customer cars and the feedback is consistently positive for the fit, finish and the balanced sound character. If you want a tasteful yet purposeful soundtrack for your 5.0 TFSI V10, this is the smart upgrade.

Highlights

• Resonated layout for a tasteful, premium V10 soundtrack with reduced cabin boom
• 2.75 inch 69.85 mm bore for improved gas flow and note clarity
• Factory-style fitment points for straightforward installation and reliable alignment
• Oval tailpipes in Ceramic-Coated Black Satin or Bright Chrome to suit your styling
• Developed for the C6 RS6 5.0 TFSI twin‑turbo quattro platform 2008, 2009, 2010

Who is it for

Perfect for RS6 Avant owners who daily drive their car and want a mature tone on the motorway with a richer, more characterful soundtrack when pressing on. Ideal for anyone seeking an RS6 sound upgrade that complements the V10 without harshness.

What you get

• Twin link pipe assembly
• Left-hand front silencer
• Right-hand front silencer
• Left-hand rear silencer
• Right-hand rear silencer
• Left-hand oval tip assembly Ceramic-Coated Black or Chrome
• Right-hand oval tip assembly Ceramic-Coated Black or Chrome
• Brace bar

Technical details

• Configuration: Resonated cat-back
• Tube diameter: 2.75 inches 69.85 mm
• Tailpipe design: Oval - Ceramic-Coated Black Satin or Chrome

Compatibility

Audi RS6 C6 5.0 TFSI V10 twin‑turbo quattro 2008 to 2010.

Part numbers

• SSXAU228 - Ceramic-Coated Black Satin
• SSXAU213 - Chrome
• SSXAU603 - Ceramic-Coated Black Satin
• SSXAU602 - Chrome

Fitting and support

Professional installation available at MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk to request a fitting quote for your RS6.

Compatibility check before dispatch

To confirm correct fitment, please provide your UK registration or the last 7 characters of your VIN at checkout and we will verify before shipping.

Why buy from us

Trusted supplier to RS6 enthusiasts - we have fitted this system on customer cars and it delivers the sound quality, appearance and drivability owners want from a premium UK-developed performance rear section.

Popular search terms

RS6 C6 V10 catback, Audi RS6 5.0 TFSI V10 pipes, C6 RS6 sport system, RS6 Avant exhaust upgrade UK, RS6 C6 rear section with oval tips, 70mm RS6 system, RS6 C6 black ceramic tips, RS6 polished oval tailpipes, RS6 2008 2009 2010 catback UK, C6 RS6 V10 sound upgrade, RS6 quattro V10 twin‑turbo rear system.