Talk:RR3 Wiki:Upgrade Strategy Limited Time Series/@comment-33029580-20181128152215

Regarding Koenigsegg_Agera_R_Championship, I can confirm ingame that these are the optimal upgrades to complete:

Upgrade tree: PR 88.4 - 3443233 (-2 Engine)

Cost: 460 GC + 3.263.300 R$

Reward: 130 GC + 200.000 R$

Net cost: 330 GC + 3.063.300 R$