Here is the full list of all 16 Days of Thunder: NASCAR Edition trophies - there are 15 bronze and 1 gold.
Gain all Trophies.
Unlock all sponsors.
Earn over 9000 points in Derby mode.
Complete a full career.
Max out a car's performance points.
Qualify for The Chase.
Unlock all paint styles.
Use Focus 100 times in singleplayer.
Play your first multiplayer match.
Use Hammer 100 times in singleplayer.
Qualify for The Sprint.
Make your first million.
Win your first career race.
Qualify first for a race.
Unlock your first sponsor.
Start new career as a rookie.