Milltek Resonated Cat-Back Exhaust - Audi RS3 8V - Cerakote Black Tips - SSXAU739

Milltek Resonated Cat-Back Exhaust system for Audi 8V RS3 (2017+). Direct factory fitment replacement engineered to enhance exhaust flow and refine OE+ sound character without sacrificing drivability on the street.

Constructed from T304L stainless steel with mandrel-bent 80mm (3.15") piping and hand-finished Cerakote Black oval trim tips. The resonated design eliminates drone at cruise while preserving full-throttle tone definition. Uses OEM hangers and mounting points-no modification required.

Fitment

• Audi RS3 8V (2017+)
• Cat-back configuration (retains OEM catalytic converter)
• Direct OEM+ fitment

Specifications

• Material: T304L stainless steel, hand-finished
• Pipe Diameter: 80mm (3.15")
• Design: Resonated (street-tuned for balanced tone and reduced resonance)
• Trim: Cerakote Black oval
• Installation: No cutting or modification required

This system is developed in-house and tested across European circuits to deliver dyno-proven gains paired with engineered sound character engineered for real-world driving.

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

Specifications

• Pipe diameter: 76.2mm (3.00")
• Fitting time: 1 to 1.5 hours, including removing the factory system
• E-marked for road use

Fitment

• Audi > RS3 > Saloon/Sedan (8V MQB) > 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.