And former Shootout winners are also allowed in.
Which means Brad is out but Bill Elliott is in

Full list of eligible drivers as per Jayski:
1) Mark Martin (4 poles)
2) Kasey Kahne (4)
3) Jimmie Johnson (4)(WON 2 races from pole)
4) Greg Biffle (3)
5) Denny Hamlin (3)
6) Joey Logano (2)(WON a race from pole)
7) Aric Almirola (2)
8) Juan Pablo Montoya (2)
9) Jeff Gordon (2)
10) Carl Edwards
11) Martin Truex Jr.
12) A.J. Allmendinger
13) Marcos Ambrose
14) Matt Kenseth
15) Kyle Busch (2)(won race 2012)
16) Tony Stewart (won race 2001, 2002, 2007)
17) Dale Earnhardt Jr. (won race 2008)
Past Shootout champions (no 2012 pole):
18) Kurt Busch
19) Kevin Harvick
20) Bill Elliott
21) Terry Labonte
22) Ken Schrader