4-Pin Exhaust Valve Emulator | BMW, Audi, Mercedes, VW, Porsche...
What is it for?
4 PIN EXHAUST VALVE EMULATOR
Eliminate errors. Keep valves open. Install your exhaust without limitations.
Many modern vehicles are equipped electronic exhaust valve controlled by the ECUWhen you install a sports exhaust or remove the original system, the control unit detects the absence of the actuator and generates:
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❌ Error in ECU
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❌ Malfunction indicator light (Check Engine)
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❌ Exhaust valve actuator fault code
This 4-pin emulator electronically simulates the original valve motor so that the ECU detects everything as correct.
✔ Allows complete removal of the exhaust valve
✔ Allows you to leave the valves permanently open
✔ Avoid mistakes after installing an aftermarket system
✔ No reprogramming required
Clean, fast and reversible solution.
How does it work
The module reproduces the electrical charge and signal of the OEM actuator.
The ECU continues to detect the system as operational, even though the valve is no longer physically installed.
No coding.
Without ECU flash.
Without improvised resistance.
Installation
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Disconnect original actuator.
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Connect the emulator to the vehicle's connector.
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Secure and fix.
Compatible con
Vehicles that use an electronic valve actuator 4 pins.
Common in sports versions such as:
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BMW
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Audi S / RS
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Mercedes
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Volkswagen
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Porsche
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Other models with electronically valved exhaust
⚠️ Always check the connector type before buying.
Estimated time: 5 minutes.
