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Have any owners of the Cobra Streetrods or Slashdowns tried the HP's in the pipes?
I've already packed mine, seems to have lowered the sound at idle.
I was thinking about switching to a different baffle for grins and maybe a little more backpressure.
I've already packed mine, seems to have lowered the sound at idle.
I was thinking about switching to a different baffle for grins and maybe a little more backpressure.