Carbon Fibre

I would find it tres horrible on my car, but some people like it a lot

Step 1

First of all, open a new document of 4px by 4px and create this pattern. Then go to EDIT>DEFINE PATTERN and save the new pattern.

Step 2

Now just get out a nice or an ugly car which you are gonna "pimp"

Step 3

Select the area you want to "pimp" with a desired tool and fill it with black on a new layer

Step 4

Make a new layer and go to Edit>Fill and fill it with your new pattern

Step 5

Simply press CTRL+G

Step 6

Then select the black layer and add a DEFAULT gradient overlay and set it on multiply...

NOTE: the size and rotation can be different for each car!

Click to enlarge