Mapping Session Astra H VXR
- Aug 1st. 2014
- By CourtenaySport
Rolling Road mapping session to optimise software settings on this Astra H VXR, which has had some hardware alterations since it was first mapped. Before and after mapping saw gains of between 12-34bhp and 5-20 lb ft torque.
Astra H VXR on the Rolling Road
