Scenario 1: 2.5" from downpipe to straight flow muffler
Scenario 2: 2.5" from downpipe to straight centre box (also a silencer) to straight flow muffler
Scenario 3: 2.5" from downpipe to s-flow...
My former car, which has caused some problems to me and the new owner, was finally tuned today.
The new owner took it to Links, who managed to get 380awhp @7700rpm. Max boost 1.1bar.
I'll try to persuade him to join...