Enhance your Porsche 911.1 GT3/GT3 RS sound with our valve controller
 
Designed to work as a plug and play unit with no modifications cutting/ splicing to the factory loom the installation of the wiring harness is completely reversable.
 
The valve controller allows the valves to be open throught the rev range. From idle to redline where as the factory calibration closes them until 4000rpm for EU noise emmisions
 
With the valve controller turned off the factory Porsche sport exhaust control remains the same as OEM
 
The controller comprises of a wiring loom to connect with two factory plugs withing the engine bay, the control box and a remote.
 
Compatible with Porsche 911.1 S/GTS/GT3/GT3 RS