Originally Posted by GSS138

Aero, so complicated. I think the "best oil" conversation will be solved first lol.

Can't go wrong with the Nismo front bumper. It's probably the best out there. For wing, man lots of different theories. For most of us, any rear wing that creates some downforce is going to work. There's a big difference between that and an "aero car". See a real GT4 spec car and what it does. for an example: https://www.youtube.com/watch?v=LECN8yo7jC4