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The TiAL Sport QR blow-off valve is a 34mm unit fitted with an 8 PSI spring and finished in black, providing a higher opening threshold for controlled compressor pressure release in forced-induction systems. Its firmer spring and compact design are suited to stronger boost conditions, delivering consistent venting characteristics while maintaining a discreet black appearance.
TiAL Sport QR BOV 8 PSI Spring - Black (34mm)
