Shadow Electronic Exhaust Valve Controller II-MODIFIED | Digital Electronic Boost Controller Manufacturer | Shadow

Shadow Electronic Exhaust Valve Controller II | Shadow has top R&D technology and one-stop R&D management process.

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Shadow Electronic Exhaust Valve Controller II-MODIFIED | Digital Electronic Boost Controller Manufacturer | Shadow

Based in Taiwan since 1999, AUTO JAW CO., LTD. has been a professional manufacturer of automotive electronic gauges in the race car industry. It's main race car gauges include, Shadow Electronic Exhaust Valve Controller II-MODIFIED, digital dashboard displays, digital electronic boost controllers, turbo boost racing gauges, boost pressure sensor adapters, boost oil pressure adapters, water temperature sensor gauges, electronic throttle controllers, boost reference adapters, with 99.43% product yield rate, major in automotive electronic modification and reverse engineering. All automotive gauges and instruments are manufactured with a series of tests, ranging from environmental simulation test, accuracy correction, actual vehicle test, programming test and assembly test.

With 20 years of professional R&D and manufacturing of automotive electronic modification products, creating highly cost-effective products. Shadow has been offering our customers high quality Car Meter, Auto Meters, Auto Gauges, shadow gauge, shadow motor, Sport Meter, Shadow Pro2 Gauge, Electronic Controller System, OBD2 Digital Meter Lite, Tubro Timer, VOLT Systems since 2000. With both advanced technology and 17 years experience, Shadow always make sure to meet each customer's demand.

Shadow has been providing customers with high performance race car electronics gauges since 1999, both with advanced technology and 25 years of experience, Shadow ensures that each customer's needs are met.

Shadow Electronic Exhaust Valve Controller II-MODIFIED

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Shadow Electronic Exhaust Valve Controller II-MODIFIED

Shadow Electronic Exhaust Valve Controller II-MODIFIED
Shadow Electronic Exhaust Valve Controller II
Shadow Electronic Exhaust Valve Controller II

The Shadow Electronic Exhaust Valve Controller II – Modified Version is specifically designed for aftermarket exhaust systems.
It offers three operating modes: ON, OFF, and AUTO.

Compatible with genuine factory electronic valve motors found in brands such as BENZ, BMW, and VAG, as well as aftermarket vacuum valve solenoids.
As long as a 12V power source is available, the system can be installed on virtually any vehicle.

In AUTO mode, the valve operation can be customized via OBDII connection, allowing users to set automatic open/close preferences based on driving behavior. Manual control is also available through a mobile device, remote control, or the main control unit.

While enhancing vehicle performance, it also delivers an exhilarating auditory experience with instant changes in exhaust sound.
With the Shadow Electronic Exhaust Valve Controller II, your vehicle can remain discreet and quiet—or instantly unleash its aggressive tone. That’s the essence of its design.

Shadow Electronic Exhaust Valve Controller II – Modified

Equipped with Bluetooth 4.2 connectivity and a 32-bit MCU processor for faster, more stable signal communication. It features an automotive-grade dedicated wiring harness that minimizes signal interference and enables more precise motor control, effectively preventing potential valve malfunctions.

The package includes a specialized wiring kit compatible with OEM electronic exhaust valve motors of BMW, BENZ, and VAG. Regardless of vehicle model, as long as it supports an OBD2 connection, it can be directly installed and used with the Auto function.

Shadow Electronic Exhaust Valve Controller in interior

Shadow Electronic Exhaust Valve Controller-AUTO MODE

Shadow Electronic Exhaust Valve Controller-Manual MODE

V-CONTROLLER MODIFIED_REMOTE_20250327

E-VALVE 2 – App Interface

Set the valve opening timing in Auto mode via the app and enjoy a performance exhaust experience beyond the factory setup.

SHADOW閥門控制器APP

Shadow Electronic Exhaust Valve Controller-can use in vacuum exhaust valve

Shadow Electronic Exhaust Valve Controller II- Accessories for install

Shadow Electronic Exhaust Valve Controller II- Accessories for modified exhaust

Shadow Electronic Exhaust Valve Controller II Remotely Operated Exhaust Valve

The redesigned remote control keeps you in command with an all-new structure that fuses a sleek aluminum alloy frame and soft-touch silicone buttons—bringing both tactile satisfaction and a premium feel. Every press is deliberate. Every response, visible.

Powered by a 32-bit MCU and Bluetooth 4.2 chipset, the SHADOW Electronic Exhaust Valve Controller II ditches outdated analog signals for advanced pulse transmission. The result? Sharper response, cleaner signals, and immunity to power surges.

Shadow Electronic Exhaust Valve Controller II has stable connection quality of remote control with anti-jamming module

SHADOW Electronic Exhaust Valve Controller II Functions

Features

  • - Compatible with all 12V vehicles.
  • - Offers three selectable modes: ON, OFF, and AUTO. *(OEM Mode not supported in Modified Version)*
  • - Auto Mode connects via OBDII and switches the valve automatically based on app-defined timing.
  • - Roar function available in Auto Mode – the valve opens briefly upon engine start and then closes.
  • - OBDII enables reading and clearing of diagnostic trouble codes (requires app control).
  • - Default mode setting available: choose between ON, OFF, or AUTO. *(OEM Mode not supported in Modified Version)*
  • - Regardless of the current mode, the system will revert to the preset default mode upon the next engine start.
  • - Valve can be controlled synchronously via remote control, mobile app, or the main control unit.AC17

Shadow Electronic Exhaust Valve Controller II- Accessories for install

Shadow Electronic Exhaust Valve Controller II one to two valve

Function

Compatible with the following OEM electronic valve motors

Parts numbers for original valve can use in modified exhaust

Movies

[ Auto mode for Modified Exhaust Flap ] SHADOW ELECTRONIC EXHAUST VALVE CONTROLLER II



[Installing modified exhaust controller]Shadow v-controller



[ Remote paired ] SHADOW ELECTRONIC EXHAUST VALVE CONTROLLER II



:Test Run in SHADOW ELECTRONIC EXHAUST VALVE CONTROLLER II - Modified Exhaust Flap



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FAQ
Electric Exhaust Valve Controller QA
Q1: What car models can it correspond to? Can any valve be installed?
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