TIAL 004031 – QR BOV, SILVER, 12PSI, 1.0IN RECIRCNISSAN GTR R35

TiAL Sport QR blow-off valve, silver anodized finish, 12psi spring, 1.0in recirculating outlet flange. Recirculates discharge air back into the intake tract ahead of the turbo, keeping the factory MAF/ECU fueling logic satisfied — no check-engine light, no rich condition. Choose QR over Q on any car still running the stock ECU tune or MAF-based fueling.