Subaru OEM+ STI Radiator Cap
$49.00
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OVERVIEW
Upgrade your Subaru’s cooling system with the Subaru OEM+ STI Radiator Cap. Designed for optimal pressure control, this cap enhances your vehicle’s performance by ensuring the engine maintains proper cooling under high-stress driving conditions. Ideal for both street and track, this STI cap offers improved durability and a sleek OEM+ look. Whether you’re pushing your Subaru on the track or enjoying a spirited drive, this is a must-have upgrade to maintain optimal cooling efficiency.
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FEATURES
- OEM+ Quality: Manufactured to the highest OEM standards with an added STI touch for improved performance and style.
- Enhanced Pressure Control: Designed to maintain 1.3 bar (18.85 psi), allowing for higher coolant boiling points and improved engine cooling under extreme conditions.
- Durable Construction: Built from high-quality materials to withstand high heat and pressure, ensuring long-lasting performance.
- Direct Fitment: Engineered to be a perfect fit for your Subaru, making installation quick and easy.
- STI Branding: Features the iconic Subaru Tecnica International (STI) logo, adding a performance-oriented aesthetic to your engine bay.
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SPECIFICATIONS
- Part Number: ST45137ZA000
- Pressure Rating: 1.3 bar (18.85 psi)
- Material: High-strength alloy and rubber sealing components
- Finish: OEM-style finish with STI logo
- Weight: Approx. 100 grams
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SCIENCE
The Subaru OEM+ STI Radiator Cap is engineered to raise the boiling point of your coolant by maintaining a higher pressure within the cooling system. By holding 1.3 bar of pressure, this cap helps prevent coolant boil-over in high-temperature situations, such as during spirited driving or on the track. A higher boiling point ensures that your engine stays cool and efficient, reducing the risk of overheating and enhancing overall performance. This small yet significant upgrade is a key element in preserving your engine’s longevity and maximizing its potential.
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WHAT IS INCLUDED
- 1 x Subaru OEM+ STI Radiator Cap (ST45137ZA000)
- Installation Instructions
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PART NUMBER: ST45137ZA000
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FITMENT
This cap is designed for a wide range of Subaru models, including but not limited to:
- Subaru WRX (2008+)
- Subaru STI (2008+)
- Subaru BRZ (2013+)
- Toyota 86 (2013+)
- GR86 (2022+)
For specific fitment details, please refer to your vehicle’s compatibility guide.
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