[Mikeez]

Originally Posted by Swivel

N/A = Naturally aspirated engine - Wikipedia, the free encyclopedia (say refer to it as "Normally Aspirated"); Just means no forced induction (turbos/superchargers/etc)
IHE = Intake / Headers / Exhaust; The three most common bolt-on N/A upgrades

Oh yes, I understand =p. I am still new to the acronyms. Thank you so much