Season 4 Episodes
1. Suped Up Sidekicks
April 1st, 201119 min
2. Digging in Daego
April 8th, 201119 min
3. Fired Up, Tired Out
April 15th, 201119 min
4. Experts and Excavations
April 22nd, 201119 min
5. Revved Up Rivals
January 15th, 2013
6. Episode 6
January 22nd, 2013
7. Episode 7
January 29th, 2013
8. Episode 8
February 5th, 2013
9. Episode 9
February 12th, 2013
10. Episode 10
February 19th, 2013
11. Episode 11
February 26th, 2013
12. Episode 12
March 5th, 2013
13. Episode 13
March 12th, 2013
14. Episode 14
March 19th, 2013
15. Episode 15
March 26th, 2013
16. Episode 16
April 2nd, 2013
17. Episode 17
April 9th, 2013
18. Episode 18
April 16th, 2013
19. Episode 19
April 23rd, 2013
20. Episode 20
April 30th, 2013
21. Episode 21
May 7th, 2013
22. Episode 22
May 14th, 2013
