Originally Posted by FPenvy

you obviously have never seen an FI exhaust then. it is one of if not the best designed exhaust for the 370Z. hence why it has the best flow and highest power gains. its a true dual design with the least bends and least severe bends on the market.

I mean you may be thinking of the tomei single side exit exhaust the comes out **** eyed, or maybe the other exhausts that come to the back, make 90 degree turns with sideways cans that restrict power gains, or something but FI? no sir you are either mistaken or not too bright.

good day