Its Pull-Type relief design ensures stable operation regardless of the amount of boost pressure. 1 x Blow Off Valve SQV 4. 1 x 2.5" Flange Adaptor. (Mounting hardware is required.). Color: Black. Installation Parts (Exactly Shown In The Photo).
Turbo Blow Off Valve Universal 25MM SQV SSQV BOV with Adapter Flange Black
Universal 25MM SQV SSQV Turbo Blow Off Valve Bov with Adapter Flange IV 4
Universal 34MM SQV SSQV BOV Turbo Blow Off Valve BOV with Adapter Flange Black
2.5" 90 Degree SQV / SSQV Elbow Flange Adapter Tube Piping Blow Off Valve BOV BK
for Subaru 02+ WRX STI Impreza Top Mount IC Flange Blow Off Valve SQV SSQV 1 Gen
2.5" 90 Degree For SQV SSQV BOV Blow Off Adapter Flange Aluminum Charge J Pipe