Talk:RR3 Wiki:Upgrades Strategy For 100% Completion/@comment-24.112.159.170-20180210183301/@comment-27048832-20180210184123

Cost of the car is not a factor in the equasions here.

Upgrade for Italian Prime 1419 with a 1337 loss. No further upgrades required for Exclusive Series makes it a positive return of 152 on no further investment on top of Italian Prime.