11Mode Exhaust Controller – Audi 8Y RS3

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Everything needed to make a confident decision.

Take full control of your exhaust Did you know race / track / sport modes don’t actually leave your exhaust valves open? Regain control of your exhaust and open valves whenever you want. Unlock the sound your car hides when the valves are closed. How does it work? At a press of a button {∿}, keep your car’s exhaust valves completely open. Press the ON / open / 11MODE (∿) button and bypass your car’s control of the exhaust flaps and keep them fully open. Press the OFF / close / quiet (—) button and return the valve control back over to the car, and the exhaust acts like normal. The valves are never forced closed.