sir-g/si-vtec integras

[BugJuice]

can someone please shed the light when i see something that says sir-g or si-vtec? what doe these mean?

 

[phatintegra]

SI-Vtec is for Civic SI
SIR-G is a JDM teg
You could of Wiki or google it for the info.

 

[BugJuice]

when i Google si-vtec. integras pop up.