I had, but taken out by my mechanic later on. Some told me it's a surplus item for normal cars due to the engine vibration isn't that serious (unless you had a over 300bhp+ engine that rocks ur car hard)
I have invited the Silvia's Owners for this Friday's TT session too. It will be great to have Nissan Sportcar Owners to get together and get to know each other.
As i heard
Aftermarket BOV have problems with the Mitsu's
After running on boost and pressing the clutch to neutral
the engine rpm will slowly drop bt drop down and die..
you also will be running rich (accodring to...