Milltek Non-Resonated Cat-Back - Audi S5 B9 Sportback - Burnt Titanium Tips - SSXAU1116

Milltek Non-Resonated Cat-Back exhaust for Audi S5 B9 Sportback (Sport Differential and Factory Brace Bar models). Direct bolt-on replacement for OEM exhaust with no modification required. This is our loudest cat-back system for the B9 platform, engineered for maximum full-throttle character and performance gains.

Hand-finished T304L stainless steel construction with mandrel-bent piping. 2.5" pipe diameter feeds quad GT-100 round tips (4" diameter) in Burnt/Blue titanium finish. Optional quad oval tips available in Polished Stainless or Cerakote Black. Uses factory exhaust hangers and OEM resonance-point engineering for direct fitment-no welding or bracket modification.

• Fits: Audi S5 B9 Sportback with Sports Differential and Factory Brace Bars
• Material: T304L stainless steel, hand-finished
• Pipe: 2.5" mandrel-bent
• Tips: Quad GT-100 round (4" dia.) or quad oval
• Fitment: Cat-back system (turbocharger to rear axle)
• Install: OEM+ direct bolt-on, factory hangers

Non-resonated construction eliminates the factory resonance box for aggressive full-throttle tone without mid-range 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")
• Fitting time: 1 to 1.5 hours, including removing the factory system

Fitment

• Audi > S5 > 3.0 V6 Turbo Coupe Only B9 (Sport Diff Models Only & WITH Brace Bars) - Left Hand Drive Cars Only > 2017 and Later
• Audi > S5 > 3.0 V6 Turbo Sportback B9 (Sport Diff Models Only & WITH Brace Bars) - Left Hand Drive Cars Only > 2017 and Later

• 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.