Originally Posted by aHero4Eternity

maybe my ears are just not as sensitive, but i didnt notice any increase in induction noise when i removed the over radiator snorkel (in addition to ztube/k&n/power duct removel).

to this day, i still have the ztube/k&n/power duct removel combo and am very pleased with how little i spent and how much louder it got. removing the power duct made little to no difference to me as for my purposes with this car, it doesn't matter.

Originally Posted by DaveB

If you have a Rev-up motor, the induction sound will be substantially lower due to the shorter intake horns.