CTS Turbo 2018+ B9 Audi S4/S5 V6T 3.0T (EA839) Downpipe Add High Flow Cat::Yes which are the OE plugs

which are the OE plugs that come on the 8V A3/S3

6 seconds off the 0-60 time and recorded a 12

OEM-style corrugated mesh flex bellows

Please note that the stock hardware (M8 bolt & nut

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