Everybody is saying that but it really is
not. This is the sequence:
Stage 1 has 26 episodes and an extra stage with the Sil80 female racer.
http://carfreaks.b0nk.net/InitialD/
Stage 2 has 13 episodes which covers the time when his motor blew up, got a badass swap, and raced a turboed AE86:
http://a.scarywater.net/soldats/
Stage 3 is a long file called the "Battle Stage" which is just s summary of stages 1 and 2 races.... no story:
http://a.scarywater.net/soldats/
Stage 4 is called "Project D" which is when he joined a team led by Ryosuke of the Redsuns:
http://www.animesuki.com/series.php/402.html
The movie is squeezed in somewhere in the middle of developing Stage 1