Milltek Non-Resonated Cat-Back Exhaust - Audi B6 S4 - Polished Tips - SSXAU038

Milltek Non-Resonated Cat-Back Exhaust System for Audi B6 S4 4.2 V8 Quattro (Saloon, Avant, Cabriolet). Direct factory fitment replacement engineered for enhanced exhaust flow and aggressive sound character without resonance chamber filtering.

Constructed from T304L stainless steel with mandrel-bent 2.25" (57.15mm) primary tubes and hand-finished polished trim rings. Uses original OEM hangers and mounts-no modification required. Non-resonated design eliminates acoustic dampening for full-throttle performance note.

Fitment

• Audi S4 B6 4.2 V8 Quattro Saloon
• Audi S4 B6 4.2 V8 Quattro Avant
• Audi S4 B6 4.2 V8 Quattro Cabriolet

Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.

Specifications

• Pipe diameter: 57.15mm (2.25")

Fitment

• Audi > S4 > 4.2 V8 quattro B6 Saloon/Sedan, Avant, & Cabriolet > 2003 to 2005

• Free US shipping on orders over $250.
• Free pickup at our Dallas shop, usually ready within 24 hours.
• Unused parts can be returned within 30 days. Tunes, opened electronics, merch and installed parts are final sale.
• Want it installed? Book the install at thegbmotors.com.

Full details are on our shipping and returns page.