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Audi RS3 Saloon / Sedan 400PS (8V MQB) - Non-OPF/GPF Models 2017 2023 Secondary Catalyst Bypass Fits both OE and Milltek Sport Cat Back Systems Not required on Turbo Back System *** Not all vehicles come equipped with secondary cats visual check r
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Audi RS3 Saloon / Sedan 400PS (8V MQB) - Non-OPF/GPF Models 2017 2023 Secondary Catalyst Bypass Fits both OE and Milltek Sport Cat Back Systems‚ Not required on Turbo Back System *** Not all vehicles come equipped with secondary cats‚ visual check recommended before ordering ***