Bolt-on fuel rail kit for the BMW M50/M52/M54/S50/S52 engines. One kit works on all engines listed. Three 8AN ORB ports. E85 compatible. Compatible with factory injectors, or aftermarket injectors with the same fitment. Installation instructions available at www.radiumauto.com
 
This Radium Engineering fuel rail is CNC machined from extruded 6063 aluminum, black anodized, and laser etched for a high quality surface finish.

They are compatible with all fuel types including popular alcohol mixtures such as E85.

Like the OEM fuel rail, the fuel injector bores are 14mm ID so factory injectors can be used, or any aftermarket injector with the same height and O-rings sizes. Furthermore, provisions for the OEM injector retaining clips are provided.

The fuel rail has three 8AN ORB threaded ports in total. Optionally, Radium FPD-R or FPD-XR fuel pulse dampers fit in the center fuel rail port

Optionally, Radium DMR fuel pressure regulator can be used on either end

Included
Black Anodized Laser Etched Fuel Rail
Mounting Feet for all Compatible Engines
Stainless Steel Mounting Hardware