Originally Posted by
RSTurboTrev
On a good rr like a dd for example its far better for mapping with than on the road as you can mimick high speeds,say 130 mph in 4th for example..
If your car was run in 4th on a dd it would of peaked and held a bit more boost than 3rd but as said will at times have more load on the turbo on road due to having to move the cars wieght etc..
i see my car being live mapped, it overtook me down the A127 and it wasn't doing 70mph, iv had my car set up on rollers and live mapped and seems to drive better after a live map on the road.