I can't remember where I got this tune, but I've tweaked it quite a bit for my particular driving style, so keep that in mind.
Also, there is a rear spoiler on the car, but I can't remember which one, probably just a general one.
500PP 315 HP / 206 TQ 890 KG
88/90
680/925
5/5
4/4
2/4
0/0
-.06/.02
8/7
9/9/20
All power additions, 94.6%
All weight reduction, 140kg @ -50
Rear DF @ 20
Not sure what FD I started with, but ending TS is 112 & FD is 4400
1st: 3280
2nd: 2589
3Rd: 2050
4th: 1681
5th: 1407
6th: 1202
Hope this helps.