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Replaced the prv and car is back to normal now.

Is a modified prv needed for my setup with the auto tech hpfp or will an oem one be okay?

Prv looks to be original new prv comes in Thursday hopefully fixes my issue. i was thinking the higher pressure wasn't allowing the injectors to open because if you'd crack the fuel pressure sensor loose and let pressure out of the fuel rail some it will start right up.

I went ahead and ordered a new prv valve from mazda so we will see if that fixes my issue, the pressure spike only happens at wot you can ease into it and have normal pressure but as soon as you go WOT pressure spikes to 2073psi and car stalls out and wont restart unless you relief the pressure...

I have a 2012 gen2 speed, mods- Cobb high flow downpipe, Cobb intake, auto tech HPFP, ets top mount intercooler, turbo smart 50/50, Cobb accessport freektuned 93. Recently having an issue at wot car will shut down and hpfp act is reading 2073psi, checked wiring was all good to pressure sensor...