Car with texture in blender does not appear the same in studio

I want to make a texture for a vehicle in roblox, and I did. Here is what it looks like in blender:

But for some reason, here is what it looks like in roblox studio:

Why is the texture repeating all over the car, and how can I fix it?

try using double sided by clicking on the car mesh and turning it on, or check to make sure you diddent make those details from a transparent part of the image.