They are boost activated. You can control with applied pressure or just standard vacuum/boost lines. I picked up 100hp adding cutouts to standard 3" exhaust.
Something I need to do on mine also.
Great progress, OP. Car is looking good!
They are boost activated. You can control with applied pressure or just standard vacuum/boost lines. I picked up 100hp adding cutouts to standard 3" exhaust.
That downpipe looks like its been through some shit, lol.
Just busting your balls. I want to learn how to weld to be able to do exactly what you are doing.