Issue also occurs when caps don't hold the rated pressure. Albeit their Sti caps did they come off the internet, EBay in particular?

I had some issues with Zerosports ones ... Assumed after issues they were poorly made copies.

__________________
[COLOR=Black]Liberty GT Spec B tuned 240 HP & 372 Nm at the hubs.[/COLOR] "Instead of banning high performance cars - ban low performance drivers"