Fuel rails can be upgraded for improved fuel flow and AN ORB threaded ports for custom fuel plumbing. This fuel rail and fuel rail plumbing kit are available for an assortment of M5x and S5x BMW engines. It is an upgrade over the OEM fuel rail. Rails are CNC machined from extruded 6063 aluminum, black anodized, and laser etched for a high quality surface finish. Plumbing kits include all necessary components to plumb the fuel rail into the vehicle.
20-0770 Fuel Rail BMW M50 M52 M54 S50 S52
This fuel rail features three 8AN ORB ports, one in the center and one at each end. O-ring boss (ORB) fittings must be used in these ports. No fittings are included with this fuel rail and must be purchased separately.
- 8AN ORB Adapter Fittings can be found HERE
- 8AN ORB Direct Mount Regulators can be found HERE
- 8AN ORB Fuel Pulse Dampers can be found HERE
- Fuel Pressure Gauge Adapters can be found HERE.
Appropriate fittings must be selected based on the specific application. Ample space around the fuel rail port(s) is necessary for larger accessories such as fuel pressure regulators, fuel pressure gauges, and fuel pulse dampers. To verify clearance, the dimensional drawings on the product pages can be used as a reference guide.
20-0807-PK Fuel Rail Plumbing BMW M54
This plumbing kit is ONLY compatible with the BMW M54 (returnless fuel system). It mimics the OEM fuel rail feed line using 6AN hose and fittings.
