CSF FR-S/BRZ/86/GR86 All-Aluminum Filler Neck w/1.4 bar High Pressure Radiator Cap
Description
The CSF FR-S/BRZ/86/GR86 All-Aluminum Filler Neck with a 1.4 bar High Pressure Radiator Cap represents a significant upgrade over the factory-installed plastic filler neck. Designed specifically for the Scion FR-S, Subaru BRZ, Toyota 86, and GR86 models within the specified year ranges, this component enhances both the durability and performance of your vehicle’s cooling system.
Manufactured from high-grade aluminum, the filler neck is 100% TIG-welded, ensuring exceptional structural integrity and resistance to heat and pressure. Its mirror-polished finish not only provides a refined aesthetic but also contributes to corrosion resistance, extending the component's lifespan under demanding operating conditions. The included radiator cap is a high-quality “mini style” unit, rated at 1.4 bar, which is engineered to maintain optimal cooling system pressure and improve overall thermal efficiency.
Installation is straightforward and requires no modifications, allowing for a seamless drop-in replacement that can be completed in under five minutes. This ease of installation makes it an ideal choice for both professional mechanics and experienced enthusiasts seeking to enhance their vehicle’s cooling reliability without extensive downtime.
Key Features
- All-aluminum construction: Provides superior strength and heat dissipation compared to OEM plastic filler necks.
- 100% TIG-welded: Ensures a robust, leak-free assembly with high precision craftsmanship.
- Mirror polished finish: Enhances corrosion resistance and offers a premium appearance.
- 1.4 bar high-pressure radiator cap: Maintains optimal system pressure for improved cooling performance.
- Integrated 1/8 NPT sensor port: Allows for easy installation of aftermarket temperature or pressure sensors, with a preinstalled optional plug included.
Compatibility and Applications
| Year Range | Make | Chassis Code | Model | Trim | Engine / Trans / Etc | Notes |
|---|---|---|---|---|---|---|
| 2013-2016 | Scion | ZN6 | FR-S | - | 2L H4 | - |
| 2022-2025 | Subaru | ZN8 | BRZ | - | 2.4L H4 | - |
| 2024-2025 | Subaru | ZN8 | BRZ | Limited | 2.4L H4 | - |
| 2024-2025 | Subaru | ZN8 | BRZ | Premium | 2.4L H4 | - |
| 2024-2025 | Subaru | ZN8 | BRZ | Sport-tech | 2.4L H4 | - |
| 2013-2020 | Subaru | ZN6 | BRZ | - | 2L H4 | - |
| 2017-2020 | Toyota | ZN6 | 86 | - | 2L H4 | - |
| 2022-2023 | Toyota | ZN8 | GR86 | - | 2.4L H4 | - |
OEM Part Numbers
- Subaru: 45151CA000
- Subaru: 45151CC000
- Toyota: SU003 03939
- Toyota: SU003-03939
- Toyota: SU00303939
- Toyota: SU003 09080
- Toyota: SU003-09080
- Toyota: SU00309080
Warranty Information
Cooling Systems and Flexibles, Inc. (CSF) stands behind the quality and reliability of its high-performance cooling components. This filler neck is covered under a comprehensive 2-year warranty for the original purchaser, provided the product is used under normal operating conditions and installed in the original vehicle. For full warranty details and terms, please visit our Warranty Page.
SKU# 8044 Warranty Term: 2 years
In summary, the CSF All-Aluminum Filler Neck with 1.4 bar High Pressure Radiator Cap is a precision-engineered solution designed to improve the durability, performance, and serviceability of your vehicle’s cooling system. Its robust aluminum construction, superior welding quality, and high-pressure cap ensure reliable operation under demanding conditions, making it an essential upgrade for owners of the FR-S, BRZ,
Will it fit my car?
We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.
Shipping
All orders made through MOD Central will be passed immediately to the supplier (R44 Performance) that has ships the item. You will get an email from them on the point of sale about processing and dispatch time.
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Tracking Information:
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Returns/Warranty
Eligibility:
All return eligibility will be specific to the vendor.
Return & Refund Process:
To initiate a return, please contact the vendor you purchased the product from with your order number and reason for return. Their team will provide further instructions.