G8X M2/M3/M4 Valve Controller - G80 M3/G82 G83 M4/G87 M2/F97 X3M/F98 X4M
Category Exhaust Systems
Brand CenCal Motorsport
Order status In stock - ready to ship
Build data

Specs that matter for this part

Hardware

Key hardware

See product description for included components and manufacturer details.

Validation

Install notes

DIY-friendly; professional help recommended for custom setups.

Requirement

Before checkout

Use the variant selector and product description to match the correct application before ordering.

CenCal Motorsport G8X M2/M3/M4 Valve Controller – Unlock the Full Sound of Your S58

Bring your BMW’s exhaust to life with the CenCal Motorsport G8X Valve Controller, designed to give you full control over your factory exhaust valves at any time. Whether you’re revving at a show, cruising through the city, or starting up your car in the morning, this controller lets you command your exhaust tone instantly — no tune or permanent modification required.

Unleash the True Sound of Your S58

From factory, BMW limits when your exhaust valves fully open — especially at idle, in park, or at low RPMs. With the CenCal Valve Controller, you can override those restrictions and enjoy a deeper, louder, and more aggressive exhaust note on demand. Experience the raw character of your S58 engine exactly when you want it.

Plug & Play Installation

Our system is designed for simple, non-invasive installation using OEM-style connectors. No cutting, splicing, or coding required. The controller integrates seamlessly with your existing valve system and includes everything needed for setup.

Full Control at Your Fingertips

Use the included remote control to toggle your valves open, closed, or back to factory mode with the press of a button. Perfect for maximizing startup sound, spirited drives, or keeping things quiet when needed.

What’s Included

  • Valve Controller Module
  • Remote Key Fob
  • Wiring Harness / Plug & Play Connectors

Fitment

  • 2021+ BMW G80 M3
  • 2021+ BMW G82 / G83 M4
  • 2023+ BMW G87 M2
  • (Also compatible with S58-powered F97 X3M & F98 X4M models)

Key Features

  • Instantly open or close exhaust valves at any time
  • Enhances turbo and exhaust sound dramatically
  • Works with factory or aftermarket exhaust systems
  • Plug & play installation – no coding or tuning required
  • Maintain factory functionality with manual override
  • High-quality construction designed for reliability

Experience the Sound You Paid For

Stop letting the factory software limit your car’s personality. The CenCal Motorsport G8X Valve Controller gives you total control over your exhaust tone, allowing you to enjoy the full sound, emotion, and performance of your S58-powered M car — exactly when you want it.

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