Exhaust Valve Flapper Bypass or Delete Plugs (Each)
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These plug and play adapters allow you to unplug your factory exhaust valve flapper for full time sport mode sound in any driving mode without triggering fault codes or negatively effecting your tuning. Priced individually.
Audi RS3, FL, RS4, RS5, TT MK3, TTRS require two of the 4 position connector.
Audi S3, S6, S7, SQ5, VW Golf R, Mercedes Benz C Class W205 (C43, C63, etc) require two of the 3 position connector.