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SKU: 15009-AK004 | UPC: 4957266655283
HKS 1.0 Hyundai Genesis Coupe Radiator Cap 2009-2016
The HKS 1.0 Radiator Cap delivers precise pressure control for Hyundai Genesis Coupe models from 2009 to 2016. It replaces the factory cap to maintain 1.0 kgf/cm² system pressure raising the coolant boiling point by about 3°C for consistent cooling during hard driving. This direct-fit upgrade supports track days and daily performance without overflow issues.
Key Features
- 1.0 kgf/cm² Pressure Rating: Holds higher system pressure to resist boiling and improve heat transfer under load
- Die-Cast Aluminum Body: Lightweight and corrosion-resistant for long-term durability in harsh conditions
- Fluoro Rubber Seal: Withstands temperatures over 200°C and resists degradation for reliable sealing
- Standard Thread Design: Matches OEM M26x1.5 specs for seamless replacement on Genesis Coupe
- Silver Anodized Finish: Protects against oxidation while adding clean underhood style
Product Notes
- Direct OEM replacement boosts cooling performance on 2.0T and 3.8 engines
- Inspect hoses and reservoir during cap replacement for full system health
- Packed in protective foam insert to prevent damage in transit
Installation Notes
- Professional installation recommended.
- Drain coolant partially before removal to avoid spills
- Torque to 3-5 Nm and bleed air from system after install
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009-2016 | Hyundai | Genesis Coupe | 2.0T |
| 2009-2016 | Hyundai | Genesis Coupe | 3.8 |
| 2013-2016 | Hyundai | Genesis Coupe | 3.8 R-Spec |
| 2010-2016 | Hyundai | Genesis Coupe | Track Edition |
Why Choose HKS?
- Decades of experience supplying JDM performance parts to global racers
- Engineered for high-boost and track abuse with real-world testing
- Crafted in Japan with tight tolerances for perfect fit and function
Frequently Asked Questions
-
Q: Will this fit my 2014 Hyundai Genesis Coupe 3.8 R-Spec?
A: Yes it fits all 2009-2016 Genesis Coupe models including 2.0T 3.8 R-Spec and Track variants with standard radiator neck -
Q: What material is the gasket made from?
A: High-temperature fluoro rubber seal resists cracking and maintains seal up to 250°C far beyond silicone alternatives -
Q: Is there a warranty and how hard is install?
A: Backed by HKS 1-year limited warranty. Install takes 15 minutes as a plug-and-play swap no special tools needed
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact box measures 4 x 3 x 2 inches
- Weight: 0.35 lbs
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