Here are videos comparing before resonators and after resonators.
Before.
http://www.youtube.com/watch?v=jTWAZfrdmjE
After.
http://www.youtube.com/watch?v=8xsOTvCPhKE
The resonators/glasspacks are Walker, which also makes dynomax.
Before.
http://www.youtube.com/watch?v=jTWAZfrdmjE
After.
http://www.youtube.com/watch?v=8xsOTvCPhKE
The resonators/glasspacks are Walker, which also makes dynomax.