Fits both OE & Milltek Cat Back Systems and is not required with Purchase of Turbo Back Exhaust

 
Not all vehicles come equipped with secondary catalysts, visual check recommended before ordering!
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Upgrade your vehicles performance with the Milltek Large Bore Downpipe & Hi-Flow Cat for Audi RS3 (8V/8Y) & MK3 TTRS. Milltek range of Hi-Flow Sports Cat Downpipes are manufactured using state of the art equipment and designed to imrpove gas flow and increase efficiency.

Requires Stage 2 ECU Software

Fits both OE and MIlltek Cat Back Systems
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Active Valve Control (AVC) for Milltek Active Valve Control for Audi 8Y RS3 is designed to give you more control over the valve functions on your vehicle

Fits both OE & Milltek Cat Back Systems
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Enhance your Audi 8V RS3 performance and sound with the Milltek 80mm Non-Resonated Cat-Back Exhaust System. Crafted from premium 304L stainless steel, this system offers a direct replacement for the stock exhaust, delivering improved exhaust flow and an aggressive tone.
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Enhance your Audi 8V RS3 performance and sound with the Milltek 80mm Race Non-Resonated Cat-Back Exhaust System. Crafted from premium 304L stainless steel, with a this system offers a direct replacement for the stock exhaust. The Milltek Sport 80mm Race exhaust is the ultimate Cat-Back for those looking to achieve the most volume from their upgrade.

Includes Race Spec Rear Silencer for Reduced Weight & Maximum Volume Enhancement
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Enhance your Audi 8V RS3 performance and sound with the Milltek 80mm Resonated Cat-Back Exhaust System. Crafted from premium 304L stainless steel, this system offers a direct replacement for the stock exhaust, delivering improved exhaust flow and an OE+ tone.
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