21 Cars are entered for this years WTCC which is more than I expected if im honest!

2011 WTCC entry list:

No. Driver Entrant Car
1 Yvan Muller Chevrolet Chevrolet Cruze 1.6T
2 Rob Huff Chevrolet Chevrolet Cruze 1.6T
3 Gabriele Tarquini Lukoil - SUNRED SEAT Leon 2.0 TDI
4 Aleksei Dudukalo Lukoil - SUNRED SEAT Leon 2.0 TDI
5 Norbert Michelisz Zengo-Dension Team BMW 320 TC
6 Carlos Bueno* Chevrolet Chevrolet Cruze 1.6T
7 Fredy Barth SEAT Swiss SUNRED SEAT Leon 2.0 TDI
8 Alain Menu Chevrolet Chevrolet Cruze 1.6T
9 Darryl O'Young bamboo-engineering Chevrolet Lacetti
10 Yukinori Taniguchi bamboo-engineering Chevrolet Lacetti
11 Kristian Poulsen Liqui Moly Team Engstler BMW 320 TC
12 Franz Engstler Liqui Moly Team Engstler BMW 320 TC
14 Marchy Lee Ying Kin Deteam KK Motorsport BMW 320 TC
15 Tom Coronel ROAL Motorsport BMW 320 TC
17 Michel Nykjaer SUNRED SEAT Leon 2.0 TDI
18 Tiago Monteiro SUNRED SEAT Leon 2.0 TDI
20 Javier Villa Proteam Racing BMW 320 TC
21 Fabio Fabiani Proteam Racing BMW 320si
25 Mehdi Bennani Proteam Racing BMW 320 TC
30 Robert Dahlgren Polestar Volvo Volvo C30
35 Urs Sonderegger Wiechers-Sport BMW 320 TC
74 Pepe Oriola SUNRED SEAT Leon 2.0 TDI

* Not full season