Milltek Resonated Cat-Back Exhaust - Audi B6 A4 1.8T Quattro - 90mm GT Tips - SSXAU512

Milltek Resonated Cat-Back Exhaust System for Audi B6 A4 1.8T Quattro Cabriolet. Direct factory fitment replacement using OEM hangers, mandrel-bent T304L stainless steel construction with 2.50" (63.50mm) diameter tubing and 90mm GT90 polished tips.

Hand-finished T304L stainless steel mandrel-bent throughout. Resonated design targets OE resonance points to eliminate drone while delivering an engineered tone - sportier than factory but refined for street driving. CNC-formed 90mm GT90 trim options. Uses OEM hangers and exhaust manifold fitment; no modification required.

Fitment

• Audi B6 A4 1.8T Quattro (2003-2005)
• Cabriolet and Sedan variants
• Cat-back configuration - turbo-back downpipe sold separately

Construction & Materials

• Pipe diameter: 2.50" (63.50mm) mandrel-bent throughout
• Material: T304L stainless steel, hand-finished
• Tip style: 90mm GT90 polished - additional options available
• Resonated for OE+ character and reduced drone

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

Specifications

• Pipe diameter: 63.5mm (2.50")

Fitment

• Audi > A4 > 1.8T B6 quattro Saloon - Avant (6 speed) > 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.