what causes?
http://www.acura.com/models/types_pe...tls&page=index
Check out the links down by the grill pic. They talk about the Engine, VTEC, the Dual Stage Intake, and the Exhaust system. Since all of those combine to produce the numbers you typed above, reading those links should answer all of your questions!!
Check out the links down by the grill pic. They talk about the Engine, VTEC, the Dual Stage Intake, and the Exhaust system. Since all of those combine to produce the numbers you typed above, reading those links should answer all of your questions!!

