Milltek Resonated Cat-Back Exhaust - Audi B8 A4 2.0 TFSI - Polished Tips - SSXAU249

Milltek Resonated Cat-Back Exhaust System for Audi B8 A4 2.0 TFSI S-Line (manual transmission). Direct factory fitment replacement using OEM hangers, no modification required. 70mm mandrel-bent T304L stainless steel construction with quad-outlet GT80 polished trims and resonated design for engineered OE+ tone character.

The 70mm pipe diameter delivers optimized exhaust flow with measurable performance gains. Resonated chamber tuning eliminates drone while preserving full-throttle character. Hand-finished T304L stainless steel body resists corrosion and thermal cycling. Uses factory mounting points and valve compatibility with OEM systems. Decibel-tested for street-legal operation.

Fitment

• Audi B8 A4 Sedan 2.0 TFSI S-Line
• Audi B8 A4 Avant 2.0 TFSI S-Line
• Manual transmission models (automatic fitment available separately)
• Direct cat-back system: retains factory cats and secondary cats

Engineered to Exhilarate.

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

Specifications

• Pipe diameter: 70mm (2.76")
• E-marked for road use

Fitment

• Audi > A4 > 2.0 TFSI S line B8 (2WD and quattro manual-only) Saloon & Avant > 2008 to 2015

• 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.