Sorry, I uploaded the wrong filters.
Luna-C's PP Realism Filter
Use the Exposure and Saturation to your liking. This Filter includes a Sharp Filter and a Depth of Field Filter
How to install the filter into Assetto Corsa V1.1.1:
Place the files here:
C:\Program Files (x86)\Steam\steamapps\common\assettocorsa\system\cfg\ppfilters
Graphics Glitch: Start game, go into Photo Mode then click Zenith. Choose the type of day you want to race and then use Aziuth to change the shadow direction. Press escape then restart race. For some reason the graphics look a lot better doing this.