Radium Engineering Fuel Rails – Toyota 86 / GR86 / Subaru BRZ

These Radium Engineering fuel rails are specifically designed for the FA20D / FU-GSE / 4U-GSE engines found in the Subaru BRZ, Toyota GT86/GR86, and Scion FR-S. Precision-machined and anodised for durability, these rails provide improved fuel flow and support high-performance setups with ease.

Overview
The fuel rails are manufactured with a large 17.5mm (0.69") internal bore to support all power levels. Both rails are symmetrical and include mounting brackets for bolt-on installation using factory mounting points. This configuration maintains compatibility with OEM injectors and offers flexibility for those looking to run custom plumbing systems.

Key Features

• High-flow 17.5mm internal bore

• Dual-rail design for even fuel distribution

• CNC-machined 6061 aluminium with black anodised finish

• Supports OEM or aftermarket injectors (OEM fitment)

• Safe for use with E85 and all fuel types

• Custom plumbing compatible

• Factory fitment – no cutting or permanent modification

Vehicle Compatibility

• 2012–2020 Subaru BRZ

• 2022+ Subaru BRZ

• 2012–2016 Scion FR-S

• 2012–2021 Toyota GT86

• 2022+ Toyota GR86