Koyo Racing Aluminium Filler Neck

Note: OEM Radiator Cap is NOT compatible. A new Type-A cap will need to be purchased separately

The Koyo Racing aluminium filler neck is a direct replacement for the OEM plastic piece ano not only improves the appearance of your engine bay, but also improves reliability over the OEM piece by eliminating the possibility of steam erosion and cracks that can occur with plastic components. Additionally, this replacement aluminium filler neck includes an additional 1/8" PT port which can be used to add a water temperature sensor for gauges or data loggers. 

Features:

• Direct Replacement for OEM Piece (excluding OEM radiator cap)
• 100% Aluminium Construction
• 1/8" PT Sensor Port with Plug
• Mirror Polished

Notes:

• Not compatible with OEM radiator cap. Correct cap must be purchased separately
• Sensor port is compatible with 1/8" PT sensors, does not suit 1/8" NPT. Check sensor thread before attempting installation.

Vehicle Fitment:

• 2012-2021 Subaru BRZ ZC6
• 2012-2021 Toyota 86 ZN6