Originally Posted by leafs fan
Well this thread is making me a little worried as I have a RT cat and borla headers waiting to go on. Now I am worried it may be to loud.
It will be loud on hard accel but it will make you
. I have the stromung single hfc pipe and i think the RT pipe has 2 hfc. Mine is quite tame at cruising rpms and almost not noticeable on the highway/interstate. Just don't romp on it around cops, especially if they are tards in your area, you'll be fine.