10db kit on a 3.5 is equal to?

[aherzing]

So I heard a 10db kit on 3.5 and thats the sound I want but I have a 2.7, Should I go with the 12db to compensate for the smaller engine size? or a different muffler? or something else?

Thanks!

[Blastin_Bob]

The 2.7 is actually louder.

Bob