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CSF Aluminum Filler Neck: Durability for BRZ, 86, and GR86

Replace the vulnerable plastic auxiliary filler neck in your Subaru BRZ, Toyota 86, or GR86 with the premium CSF all-aluminum upgrade. This 100% TIG-welded, mirror-polished filler neck is designed to withstand higher pressures and provide a cleaner, more professional look under the hood. It is an essential upgrade for those who push their vehicles to the limit and want to eliminate the risk of plastic failure.

Key Features and Benefits

• Construction: 100% TIG-welded aluminum for superior strength.
• Finish: Mirror-polished for a high-end aesthetic.
• Cap: Includes a 1.4bar high-pressure radiator cap with CSF logo.
• Fitment: Drop-in replacement for 2013+ BRZ, 86, and 2022+ GR86.
• Installation: Simple, under-5-minute installation with no modifications required.

The included 1.4bar high-pressure cap ensures your cooling system maintains optimal pressure, which is vital for high-performance driving. The "mini-style" cap design is compatible with most aftermarket high-performance caps, giving you the flexibility to customize your setup further. By replacing the weak factory plastic component, you gain peace of mind and improved reliability. Whether you are at the track or on the street, this CSF filler neck is a must-have for the dedicated enthusiast. Find this and other top-tier cooling upgrades at GGCRACING.