Can the tyres be the next thing worked on after the 3D side of things are ironed out?
Canada 17°C for example.
SS PL1, PL2 50% Life, PL3 40% Life, PL4 30% Life & PL5 Last lap
S PL2 & PL5 Last lap
M PL3 & PL5 Last lap
H PL4 & PL5 Last lap
EDIT:
Looking at the league tyres, they are even dodgier than the Quick Racing Tyres.
Last nights race: