invidia or agency power

Originally Posted by corbin09

You are not going to make friends here quickly posting like you have been. Not being rude, just trying to help you out.

Sit down, and think about what you would like to say and the questions you want to get answered. Then clearly type out a post outlining the information you have, and the information you are looking for.
The invidia exhaust is loud and raspy. Does not do well with Test pipes. Overall good quality though. I had the Q300 which was the first version. I think they have since made improvements.

Originally Posted by Mike Z

i believe invidia is a better quality exhaust.