Milltek Sport - Cat Back Exhaust (Multiple Options) - Audi S3 8V / 8V2 (Without GPF) Sportback Valve:With Valve Shop reference: BILSTEIN-34-003534

Shop reference: BILSTEIN-34-003534

USR grooved discs sweep away gases and debris for stable friction and reduced noise compared to aggressive drill patterns

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Milltek Sport - Cat Back Exhaust (Multiple Options) - Audi S3 8V / 8V2 (Without GPF) Sportback Valve:With Valve Shop reference: BILSTEIN-34-003534fits: Audi S3 2. 0 TFSI quattro Sportback 8V 8V. 2 (Non GPF Equipped Models Only) 2013 to 2018 Why Buy a Milltek Sport Exhaust? Milltek Sport stainless steel exhausts have a genuine performance edge noticable power gains, sounds that are truly awesome, styled looks that are aggressive but discrete and a feeling of true exhilaration. Transforms performance and driveability Sharper throttle response Substantial weight saving over original equipment