The Precision Raceworks F2x X3/X4 HIGH PERFORMANCE FUEL PUMPS are designed for customers looking to run all blends of E85. These drop in pumps include a Walbro fuel pump capable of flowing up to 300% more fuel than the factory fuel pump and is 100% E85 compliant. Best of all this pump ships completely assembled and ready to install we don’t even have a core charge. New pump, new fuel filter, and new sending unit included!

By design a fuel pump such as this is ideal for daily driving and racing applications of all kinds. This system keeps the primary pump fully submerged in fuel regardless of tank level or the g-force the car is subjected to.

• Stage 2 (2.2 LPM)
  Our Stage 2 bucketed fuel pump comes with a single Walbro 450 (F90000274) fuel pump. This pump can support up to 575whp (Rated for 500whp on 100% E85) and is drop in ready just like the OEM fuel pump. No wires to cut or splice, nothing to assemble, 100% OEM quality and drop in ready.

• Included in the box
  • New genuine OEM fuel pump bucket assembly
  • Pre-assembled with genuine Walbro 450 pump
  • Includes new fuel sending unit (fuel level sensor)
  • New primary and secondary fuel filters
  
  

• Stage 2.5v2 (3.5 LPM)
  Our Stage 2.5v2 bucketed fuel pump comes with a single Walbro 535 (F90000295) fuel pump. This pump can support up to 675whp (Rated for 600whp on 100% E85) and is drop in ready just like the OEM fuel pump. No wires to cut or splice, nothing to assemble 100% OEM quality and drop in ready.
  
  
  • Included in the box
    • New genuine OEM fuel pump bucket assembly
    • Pre-assembled with genuine Walbro 535 pump
    • Includes new fuel sending unit (fuel level sensor)
    • New primary and secondary fuel filters

This is a true plug and play solution that anyone can install in their home garage and start taking advantage of the benefits right away.

For more details see the specifications tab

Specifications

• Factory BMW pump
  • Pump flow 72psi (5bar): XXX GPM
  • Pump Weight:
  • Horsepower Supported Pump Gas:
  • Horsepower Supported 100% E85: NOT COMPATIBLE
    

• Stage 2
  • Pump flow 72psi (5bar): XXX GPM
  • Pump Weight:
  • Horsepower Supported Pump Gas: 575
  • Horsepower Supported 100% E85: 500
  • Aftermarket EKP Required: No

• Stage 2.5v2
  • Pump flow 72psi (5bar): XXX GPM
  • Pump Weight:
  • Horsepower Supported Pump Gas: 675
  • Horsepower Supported 100% E85: 600
  • Aftermarket EKP Required: No