Koyorad presents an all-aluminum coolant filler neck designed for the 2013-2020 Scion FR-S and Subaru BRZ, offering a robust upgrade over the stock plastic component, along with a host of innovative features.

Key Features:

• Integrated 1/8 PT sensor port (supplied with an optional plug), compatible with sensors commonly used by Japanese temperature gauge manufacturers.
• Converts the radiator cap style to a more durable deep plunger type, such as Koyorad #SK-C13 or its equivalent. (Please note that the OEM cap will not fit, and the cap is not included.)
• Direct replacement for swift installation, seamlessly replacing the stock plastic filler neck while accommodating OEM hoses and clamps.

Benefits:

• Offers superior strength compared to the stock component.
• Billet aluminum construction eliminates the risk of steam erosion and cracking, issues commonly associated with plastic filler necks.

Please Note:

• Will only fit with Koyorad SK-C13 or any equivalent deep plunger style cap. (OEM cap will not fit, and the cap is not included.)

Applications:

• Compatible with:
  • 2013-2020 Scion FR-S
  • 2021+ Toyota 86

What's Included:

• 1 Filler Neck
• Optional sensor plug

Warranty: Koyorad Warranty

Upgrade your cooling system with the Koyorad All-Aluminum Coolant Filler Neck, providing enhanced durability and innovative features for your FR-S and BRZ. Covered by the Koyorad Warranty for your peace of mind.