I also had problems with the bosch bpv, but it was part # 0 280 142 102 didn't last long at all. I replaced it with one off a RX-7 Turbo. I found a pair of them on e-bay for @ $12.oo This ones in line instead of 90 degree but works the same. Seems to hold 20 psi applications just my .02 Jeff Babcock