Perrin Performance Coolant Overflow Tank
2002–2025 Subaru WRX / 2004–2021 Subaru STI / 2013–2025 Subaru BRZ / 2022–2026 Toyota GR86 / 2013–2016 Scion FR-S / 2017–2020 Toyota 86
ASM-ENG-505RD
Overview:
The Perrin Coolant Overflow Tank is a high-quality upgrade designed to replace the factory plastic reservoir in your Subaru WRX, STI, BRZ, Toyota GR86, Scion FR-S, or Toyota 86. Crafted from lightweight aluminum, this tank offers superior durability and heat resistance, ensuring reliable performance even under demanding conditions. Finished in a striking red powder coat, it enhances your engine bay’s appearance while providing practical benefits.
Ideal for performance enthusiasts and daily drivers alike, this overflow tank improves coolant system reliability and increases clearance for aftermarket intercoolers or turbo piping. Whether you’re replacing a worn or cracked stock tank or looking to add a premium touch to your build, the Perrin Coolant Overflow Tank delivers long-lasting performance and style.
Key Features:
This coolant overflow tank combines durable materials and thoughtful design to meet the needs of Subaru and Toyota performance vehicles.
- Constructed from high-grade aluminum for enhanced strength and heat resistance compared to OEM plastic tanks
- Finished with a bold red powder coat that resists corrosion and adds visual appeal under the hood
- Direct replacement for the factory overflow tank, compatible with the original equipment manufacturer (OEM) coolant cap
- Universal fitment with included mounting brackets and a 55-inch 5/16" silicone hose for flexible installation options
- Compact design increases clearance around the engine bay, accommodating aftermarket intercoolers, turbo piping, and other performance modifications
- Corrosion-resistant construction ensures long-term durability and reliability
- Backed by Perrin’s 5-year warranty for peace of mind
Construction & Design:
The Perrin Coolant Overflow Tank is engineered from lightweight aluminum, offering a significant upgrade over the fragile plastic reservoirs found in stock applications. The powder-coated finish not only protects against corrosion but also provides a clean, professional look that complements any performance engine bay. Its compact size and universal mounting hardware allow for easy installation without interfering with other aftermarket components.
Designed to work seamlessly with the factory coolant cap, this tank maintains OEM functionality while improving system durability. The included silicone hose is heat-resistant and flexible, ensuring a secure and leak-free connection to your vehicle’s cooling system.
Installation & Fitment:
This overflow tank is a direct bolt-on replacement for the factory unit on a wide range of Subaru and Toyota models, including WRX, STI, BRZ, GR86, Scion FR-S, and Toyota 86 from model years 2002 through 2026 depending on the specific vehicle. Installation is straightforward and requires no cutting, drilling, or special tuning.
- Uses factory mounting points with included universal brackets for a secure fit
- Compatible with OEM coolant cap for hassle-free integration
- Includes a 55-inch silicone hose for flexible routing
- No modifications to the vehicle’s cooling system are necessary
What's Included:
- (1) Perrin Coolant Overflow Tank with red powder coat finish
- (1) 5/16" Silicone Hose, 55 inches in length
- Mounting bracket hardware for installation
- Installation instructions
Ideal For:
- Performance enthusiasts seeking a durable and stylish coolant overflow solution
- Owners replacing worn, cracked, or leaking factory plastic tanks
- Builders installing aftermarket intercoolers, turbo piping, or other engine bay modifications requiring additional clearance
- Daily drivers and track users who want reliable cooling system components
