M84 Over Run Boost (anti-lag) Upgrade

Enables boost control to reduce turbo lag and improve throttle response in tight and twisty stages for turbocharged cars, specifically in rally events. 
 
Please Note! this is included in the Advanced Funtions upgrade 
 
If you already have an M84 ECU please email sales@epsmotorsport.com with your ECU's serial number to allow me to get the code for you.