2010 camaro flowmaster with resonated x pipe

[boodiekj21]

no headers in this clip. Dyno was recent.

[matrox]

You running headers in this clip? Your dyno clip shows headers.

[matrox]

Any reason you left your stock resonators on?

[boodiekj21]

Used the flowmaster American thunder kit, stock resonators and resonated xpipe. I did see gains but didn't dyno

[matrox]

What flowmasters are you using? Did you remove your original resonators and add the x-pipe or leave them in place? Any performance gains with your setup?