In short, a blow off valve is a one way valve which releases back pressure created by a turbocharger. The stock Blow Off Valve (BOV) is actually a By Pass Valve (BPV) which returns the vented pressure back into the car rather than a atmospheric Blow Off Valve.
will this fit an 02 wrx? im guessing it will since its universal
JoeLeo823 7 months ago
@JoeLeo823
no shit
MrTopnugget 7 months ago
This Q's gonna sound retarded but what's a blow off valve??
DannyBoy2551 1 year ago
@DannyBoy2551
In short, a blow off valve is a one way valve which releases back pressure created by a turbocharger. The stock Blow Off Valve (BOV) is actually a By Pass Valve (BPV) which returns the vented pressure back into the car rather than a atmospheric Blow Off Valve.
rallysportdirect 1 year ago