
HKS Super SSQV4 Blowoff Valve Kit For Nissan Silvia S14 S15 SR20DET 71008-AN015
HKS Super SQV (Sequential Blow Off Valve) uses a unique sequential valve structure and a differential pressure control system, which allows for a broad operating range from low boost to high boost. Its Pull-Type relief design ensures stable operation regardless of the amount of boost pressure.
- Silver-coated aluminum die-cast body. Combines the ultimate in looks and durability in the engine compartment.
- Secondary valve main portion is made of die cast metal.
- Triple Fins set at the center of the funnel produces a dynamic and aggressive sound. An optional special Round Fin can be purchased separately for sound tuning.
- ⚠️ Emissions / California Legal Disclaimer – Off-Road / Competition Use Only: This product is intended for off-road, competition, and track use only. It is not legal for sale or use on public roads or highways in California (or any other CARB-adopting state). For more information Click Here.
HKS Super SSQV4 Blowoff Valve Kit For Nissan Silvia S14 S15 SR20DET 71008-AN015
HKS Super SQV (Sequential Blow Off Valve) uses a unique sequential valve structure and a differential pressure control system, which allows for a broad operating range from low boost to high boost. Its Pull-Type relief design ensures stable operation regardless of the amount of boost pressure.
- Silver-coated aluminum die-cast body. Combines the ultimate in looks and durability in the engine compartment.
- Secondary valve main portion is made of die cast metal.
- Triple Fins set at the center of the funnel produces a dynamic and aggressive sound. An optional special Round Fin can be purchased separately for sound tuning.
- ⚠️ Emissions / California Legal Disclaimer – Off-Road / Competition Use Only: This product is intended for off-road, competition, and track use only. It is not legal for sale or use on public roads or highways in California (or any other CARB-adopting state). For more information Click Here.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
HKS Super SQV (Sequential Blow Off Valve) uses a unique sequential valve structure and a differential pressure control system, which allows for a broad operating range from low boost to high boost. Its Pull-Type relief design ensures stable operation regardless of the amount of boost pressure.
- Silver-coated aluminum die-cast body. Combines the ultimate in looks and durability in the engine compartment.
- Secondary valve main portion is made of die cast metal.
- Triple Fins set at the center of the funnel produces a dynamic and aggressive sound. An optional special Round Fin can be purchased separately for sound tuning.
- ⚠️ Emissions / California Legal Disclaimer – Off-Road / Competition Use Only: This product is intended for off-road, competition, and track use only. It is not legal for sale or use on public roads or highways in California (or any other CARB-adopting state). For more information Click Here.

















