my 888 runs a sport button. 210bhp or 280bhp. in third gear at 210bhp it pulls past 5000rpm but when i switch to 280bhp it gets to 4500-5000rpm and just runs out of power, like the turbo has run out of go, is this possible?
iam running regal stage 3.5 with standard vxr turbo.
thanks for any help