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Spooler · 12-11-2018, 04:42 PM

An H-pipe does connect both left and right banks together. Y pipes make less power. An X-pipe is the best option and has the highest increase in power. Fast Intentions is one of the best. I wouldn't buy anything from AAM.

12-11-2018, 04:42 PM	#4 (permalink)
Spooler A True Z Fanatic Join Date: Jun 2014 Location: Ga Posts: 13,853 Drives: 2013 Nismo 370z Rep Power: 2684392	An H-pipe does connect both left and right banks together. Y pipes make less power. An X-pipe is the best option and has the highest increase in power. Fast Intentions is one of the best. I wouldn't buy anything from AAM.