Quote:
Originally Posted by redondoaveb
They act the same as Helmholtz resonators which are used to reduce drone. They greatly reduced the drone on my Fast Intentions exhaust. They definitely help with rasp too, especially if you're coming from unresonated test pipes
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The 2.5" FI exhaust has drone? Oh no
I thought I could find some haven by purchasing an already made system but I guess drone will drone