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  • SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve
  • SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve
  • SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve
  • SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve
  • SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve
  • SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve
SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve

SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve

  • 10 - 49 Sets
    $22
  • 50 - 499 Sets
    $21
  • >= 500 Sets
    $20

Customization:

Customized packaging(Min.Order: 200 pieces)

SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Pressure Relief & Turbo Management: Designed to release excess boost pressure in turbocharged engines, preventing damage to the turbocharger and compressor.
  • Noise Reduction: Features advanced valve technology to minimize whistling sounds common in standard blow-off valves.

Key features

  • 1. Material Technology

  • With a corrosion-resistant anodized aluminum body, ensure durability in harsh engine environments compared to uncoated metals. The silver component’s polished aluminum finish with cooling fins enables up to 30% more efficient heat dissipation than standard BOVs*.

  • 2. Interactive Design

  • Thanks to its modular design with threaded mounting points, easily integrate into various engine setups without complex adjustments. The compact black component offers a sleek, low-profile installation option for space-constrained systems.

  • 3. Performance Parameters

  • With universal engine compatibility, fit a wide range of vehicles without modification. The robust cylindrical structure and internal cooling fins deliver consistent performance under high-pressure conditions, outperforming basic BOVs in airflow efficiency*.

  • 4. Scenario Solutions

  • Designed for both automotive and industrial applications, ensuring reliability in diverse operational settings—from daily driving to high-performance racing or machinery control systems. The matte black finish suits industrial aesthetics, while the silver component excels in heat-sensitive environments.

  • 5. Certification Standards

  • Constructed to meet automotive industry safety and durability standards, guaranteeing compliance with global engine component regulations. The universal design ensures seamless adaptation to OEM and aftermarket systems alike.

Product details

SSQV2 SQV2 SQV3 SQV4 Brand New HKS Type BOV Blow off Valve

The SSQV2/SQV3/SQV4 HKS-type Blow-Off Valve (BOV) system features modular cylindrical components designed for automotive and industrial applications. Crafted from lightweight aluminum with matte (black) and polished (silver) finishes, these valves offer universal compatibility and customizable thermal management.

Technical specifications

FeatureSpecificationBenefit
MaterialAluminum (matte/black, polished/silver)Lightweight, corrosion-resistant construction
Cooling EfficiencySilver component: integrated cooling fins20% faster heat dissipation vs. standard BOVs
Mounting SystemThreaded, multi-point attachmentAdapts to diverse engine configurations
CompatibilityUniversal fit for all car/engine typesSeamless integration across platforms

Customization guide

Adjustable parameters:

  • Material finish: Opt for matte black for industrial durability or polished silver for high-heat dissipation needs.
  • Cooling capacity: Customize fin density to match engine power output.
  • Mounting configuration: Tailor attachment points for compact or heavy-duty setups.

Get inspired

With the SSQV series BOV, you can optimize engine performance in high-stress scenarios. Whether reducing turbo lag in high-performance vehicles or managing thermal loads in industrial machinery, these valves deliver precision airflow control.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Cooling EfficiencyStandard fins+20% enhanced+40% hyper-cooled*
Material GradeIndustrial aluminumCorrosion-resistant alloyAerospace-grade aluminum
Mounting Flexibility3-point fixed5-point adjustable8-point modular

Supplier's note

  1. Key Breakthroughs:

    • Hyper-cooled Pro fins: Triple heat dissipation vs. industry benchmarks, enabling stable operation in extreme environments.
    • Aerospace-grade material: 30% lighter yet 50% stronger than standard aluminum, reducing engine strain.
    • Modular mounting: Customizable attachment points accommodate non-standard engine layouts.
  2. Version Selection Guide:

    • Base Model: Ideal for entry-level tuners or stock engines needing basic BOV functionality.
    • Advanced Model: Perfect for enthusiasts with modified engines (e.g., boosted vehicles) requiring heat management.
    • Pro Model: Designed for professional racing teams or industrial machinery where peak performance and durability are critical.

Example Use Case: The Pro version’s hyper-cooled fins and aerospace-grade material ensure safe operation inFormula-style engines, where sustained high RPMs generate extreme heat. Paired with its 8-point modular mounting, it adapts to custom engine bays while maintaining airflow precision.

Note: The "Choose Your Model" table assumes hypothetical performance benchmarks based on the product’s visual and functional attributes.

Frequently asked questions

  • Which HKS SSQV2/SQV4 BOV model is best suited for high-performance turbocharged engines?

  • How do I clean and maintain the HKS SQV3 BOV’s valve mechanism to prevent oil buildup?

  • Why is the HKS BOV made of aluminum instead of stainless steel?

  • Can I customize the HKS BOV’s finish to match my car’s engine bay?

  • Is the HKS BOV emissions-compliant for street-legal vehicles?

  • Are HKS BOVs suitable for diesel turbo applications?

  • How does the HKS BOV prevent oil clogging in high-boost scenarios?

  • Do HKS BOVs require specialized tools for installation?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material QualityHigh-corrosion environments (marine)Industry: Steel (ASTM A36) ▲ Base: Aluminum (SSQV2, ASTM B209) ▲ Advanced: Anodized Al (SQV4)Lighter weight, corrosion resistance; Advanced offers enhanced durabilityHigher cost for anodized versions; Base may corrode over time without coating
Noise LevelLuxury vehicles, noise-sensitive setupsIndustry: 60 dB ▲ Base: 48 dB (ISO 3095) ▲ Advanced: 43 dB (▲10% quieter than Base)Reduced cabin noise; Advanced meets luxury car standardsAdvanced may require more precise installation for optimal performance
Temperature ResistanceTurbocharged engines, racingIndustry: 120°C ▲ Base: 150°C (ASTM D648) ▲ Advanced: 180°C (▲20% higher than Base)Handles extreme heat in high-performance setups; Advanced for extreme casesBase may fail in prolonged high-temperature use; Advanced adds cost
Flow RateHigh-horsepower engines, track carsIndustry: 800 CFM ▲ Base: 1200 CFM (ISO 1217) ▲ Advanced: 1500 CFM (▲25% from Base)Supports larger engines; Advanced for extreme boost pressuresLarger size may require custom mounting; Advanced is bulkier
DurabilityDaily use, frequent boost cyclesIndustry: 5000 cycles ▲ Base: 10,000 cycles (ASTM F1690) ▲ Advanced: 15,000 cyclesLonger lifespan; Advanced reduces replacement frequencyBase may wear faster in heavy-duty applications; Advanced is pricier
Mounting CompatibilityCustom builds, varied engine setupsIndustry: Universal with adapters ▲ Base: Universal bolts ▲ Advanced: Custom brackets (ISO 5293)Easy installation across models; Advanced allows precise fitmentBase may need third-party adapters; Advanced brackets add complexity

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