Blow Off Valves

Audi A3 1.8T 20v 1996-2003; Audi A4 1.8T 20v 1997-2006; Audi A6 1.8T 20v 1997-2004; Audi S3 1.8T 20v 1999-2003; Audi TT 1.8T 20v 1998-2006; Bentley GT Continental 2003-current; Fiat Coupe 16 20V 1993-2000; Fiat Punto GT 1993-1999; Fiat Uno Mk1 1985-1989; Fiat Uno...

Dual outlet-type BOV. Dual Port vents both to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation during everyday driving while getting all the benefits of a vent-to-atmosphere BOV under race conditions. They are easily converted to an...

Turbosmart BOV Kompact Supersonic 2016+ Honda Civic Si/RS 1.5L Turbo L15B7

Torque Solution V2 Blow Off BOV Sound Plate (Silver) - Multiple Applications

Torque Solution V2 Blow Off BOV Sound Plate (Red): Multiple Applications

Torque Solution V2 Blow Off BOV Sound Plate (Purple): Multiple Applications

Torque Solution V2 Blow Off BOV Sound Plate (Blue) - Multiple Applications

Torque Solution V2 Blow Off BOV Sound Plate (Black): Multiple Applications

HKS 2015+ Subaru WRX SSQV4 Black Return Kit Plus VAG/VMG

HKS SUPER SQV4 Black Edition GDB EJ205/ EJ255/ EJ257

HKS 10 Mazdaspeed 3 SSQV4 BOV Kit

HKS 90-95 MR2 3SGTE SSQV4 BOV Kit

HKS SUPER SQV 4 GT-R R35 VR38DETT (REPLACE)

HKS 08+ Evo 10 SSQV4 BOV Kit Includes 2 Polished Aluminum Pipes

HKS RACING SQV UNIVERSAL BOV

HKS SUPER SQV4 UNIVERSAL ASSY

Garrett GVB-50A 50mm VTA BOV - Red

The PERRIN Diverter Valve for 2022+ Subaru WRX optimizes boost pressure control for enhanced drivability and performance.

HKS 08-14 Subaru Impreza WRX STI/ 2015+ WRX STI SSQV4 Black + Return Kit GRB/VAB

HKS 07-09 Mazdaspeed 3/CX-7 SSQV4 BOV Kit