On the 997 it is visibly clear given pipe within pipe design and also that the inner pipe protrudes a little.
I've looked in the brochure at the new 991 PSE design and it looks very similar to the stock system.
Other than noise is there anyway you can tell from the outside?
:thumb:
I've looked in the brochure at the new 991 PSE design and it looks very similar to the stock system.
Other than noise is there anyway you can tell from the outside?
:thumb: