I currently have a powerflow straight through with a d-cat my question is will a 3" downpipe make much difference?
I'm getting it re-mapped (stage2) in a couple I months once I've got my fmic on just trying to think of other mods tht are worth doing before it goes for the map.
I'm getting it re-mapped (stage2) in a couple I months once I've got my fmic on just trying to think of other mods tht are worth doing before it goes for the map.