Is the Polo GTI boost set manualy or controlled by the ECU?
Posted: Sun Jan 14, 2007 9:18 am
Hi,
I want to know if the Polo GTI's boost is set manualy or controlled by the ECU when upgrading the software for performance?
I want to know if the Polo GTI's boost is set manualy or controlled by the ECU when upgrading the software for performance?