Blowoff-Valve.com

-Universal ARC is the leading manufacture for aftermarket high performance Blow Off Valves, ARC offers the BOV and Kits that designed for different applications.
-Universal 4mm
-Universal 6mm
ARC Universal Blow Off Valves

HKS BLACK UNIVERSAL SSQV BLOW OFF VALVE BOV LIMITED SQV

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For use on turbo-charged and super-charged applications (Paxton, Vortec, etc.). The body and all internal components are CNC-machined from 6061 aluminum alloy. It features a large 1.98 in (50.5mm) valve; we believe this is the largest valve available with the highest flow capacity.The V-Band design aluminum mounting clamp gives a very clean and unique appearance. [...]