Here are a few images from Cars: Mater-National mod.
Cars: Mater National Hi-Octane Edition Trailer
This video shows most of the available cars, a race in the original Tailfin Pass, the second Radiator Springs race from the original game and a Piston Cup track race.
Gameplay images and screenshots
|Playable Count Spatula (all race modes)||Playable Snot Rod (all race modes)|
|Snot Rod alt skin||Fillmore as new playable character in Tractor Tipping minigame|
|New playable character from Cars, Sonny (all race modes)||Playable Fletcher(All Race Modes)|
|Playable Yuri(All Race Modes)||Los Angeles Speedway beta (from Cars: The Videogame)|
|Los Angeles Speedway (geometry/textures done)||Los Angeles Speedway (geometry/textures done)|
|Tailfin Pass (original Cars version)||Mater the Greater (WiP)|
|Piston Cup Lightning||Dragon Lightning McQueen|
|Beach Racer Lightning (WiP)||Wide Body Lightning (WiP)|
|Matador Lightning (WiP)||Off-road Lightning (WiP)|
|Tokyo Mater (WiP)||El Materdor (WiP)|