
Radium Engineering Fuel Rail Plumbing for Mazda 3 MPS BK/BL/Mazda 6 MPS GG
Tax included. Shipping calculated at checkout
Description
Radium Fuel Rail Plumbing - Mazda 3 MPS BK/BL/Mazda 6 MPS GG
Application: Mazda MZR 2.0L and Ford Duratec 2.0L / 2.3L DOHC I4 with Radium 20-0503-02 fuel rail
Part Type: Fuel rail plumbing kit
Part Number: 20-0503-PK
The Radium 20-0503-PK plumbing kit contains the adapter fittings needed to make the Radium 20-0503-02 MZR/Duratec fuel rail a direct OEM fuel rail replacement.
Key Features
- Direct OEM Replacement: Adapts the 20-0503-02 rail to the factory fuel supply
- 8AN ORB Plugs: Seal the unused rail ports
- SAE Fitting: 8AN ORB to SAE fitting for the OEM fuel line
What's Included
- 8AN ORB plugs
- 8AN ORB SAE fitting
Optional Parts
- Radium Fuel Rail - Mazda 3 MPS BK/BL/Mazda 6 MPS GG (20-0503-02) – the Radium MZR/Duratec fuel rail this kit is designed for
Important Notes
- Designed for the Radium 20-0503-02 fuel rail (sold separately)
- Radium lists the 20-0503 rail for 2.0L Mazda MZR and 2.0L/2.3L Ford Duratec engines – it is not listed for the Mazda 3 MPS / Mazda 6 MPS turbo engine, contact us to confirm fitment
- Installation instructions are available in the Instructions tab
Vehicle Fitment
- Mazda MZR 2.0L DOHC I4 (commonly Mazda MX-5 NC, 2005-2015)
- Ford Duratec 2.0L DOHC I4 (commonly Ford Focus)
- Ford Duratec 2.3L DOHC I4 (commonly Ford Focus)
If you're unsure whether this will fit your vehicle, contact our team of experts via email at hello@iilumolab.com and send through a few photos of the car for us to verify fitment.
Installation
We always recommend professional fitment for guaranteed satisfaction. If you're wanting a hassle-free installation, feel free to contact our friendly team as we offer installation services in-store at our Melbourne workshop. For more details, contact us here.
Note
Upon receiving the item, please ensure that the part is indeed the correct item you have ordered. This can be achieved by checking labels on the packaging. Please also ensure a proper test fit of the item is conducted prior to paint and/or installation. Returns/Warranty claims will be voided if the item has been tampered with, or is no longer in resalable/new condition.

