GrimmSpeed Exhaust Valve Simulator


Shipping calculated at checkout

GrimmSpeed SKU: GRM070044

In Stock

Add $150.00 more for FREE shipping!

Love the raw sound of your car in sport mode and want it 24/7? Have an aftermarket exhaust that doesn’t utilize the exhaust valve? Have you disconnected your exhaust valve actuators and now you can’t select different drive modes? Then the GrimmSpeed Exhaust Valve Simulator is for you. The EVS is an electronic solution that allows the removal of the exhaust valve actuator. These simple plug and play connectors prevent the ECU from throwing a soft code, permitting you to select Sport and Track modes with the actuator disconnected.


  • Simple Installation
  • No bulky mechanical simulators
  • No codes or CEL
  • Has a durable finish and resists discoloration
  • Weatherproof sealed connector
  • Quantity (1), make sure to purchase (2) for dual exhaust setups


  • 2016+ Ford Focus RS
  • 2015+ Mustang GT350/GT350R
  • 2015+ Audi S3
  • 2013-2016 Audi S6
  • 2014-2016 Audi SQ5
  • 2015+ Volkswagen Golf R
  • Other vehicles utilizing the style of exhaust valve actuator shown below [with the exception of Dodge models]


Step 1: Disconnect current exhaust valve actuator motor while in the open position.
Step 2: Plug GrimmSpeed Exhaust Valve Simulator into wiring harness.
Step 3: Zip-tie exhaust defeat and wiring harness out of the way.
Step 4: Enjoy your new exhaust rumble.