Milltek Race Cat-Back Exhaust - Audi B8 S4 V6 - Polished Tips - SSXAU268

Milltek Race Cat-Back Exhaust System for Audi B8 S4 and B8 S5 with supercharged V6 engine. Direct factory fitment cat-back system using OEM hangers; no modification required.

Constructed from T304L stainless steel, mandrel-bent throughout with hand-finished quad polished tips. Non-resonated design engineered for aggressive full-throttle tone character. 2.37" (60.30mm) bore diameter optimized for B8 S4/S5 V6 flow characteristics.

Fitment

• Audi B8 S4 Sedan (2009-2012) - Supercharged V6
• Audi B8 S5 Coupe/Cabriolet (2009-2012) - Supercharged V6
• Cat-back only: secondary cat and factory cat retained

Hand-finished T304L construction ensures durability and corrosion resistance across seasons.

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

Specifications

• Pipe diameter: 60.3mm (2.37")
• Fitting time: 2 to 3 hours, including removing the factory system

Fitment

• Audi > S4 > 3.0 Supercharged V6 B8 > 2009 to 2012

• 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.