Originally Posted by shadow191
In the pic you have, that x pipe isn't resonated. Resonated x pipe looks almost like a muffler. Look up magnaflow resonated x pipes. Its what I used and a big improvement over the original x pipe plus resonators that I used. My other car has a vq35 and those motors rasp like crazy with aftermarket exhausts.
I think they're piping allows for removal of the X-pipe V-band. I will look into this for sure.
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