BMW E9x / E8x Fuel Pump Expansion Modules

The Precision Raceworks E9x / E8x LOW PRESSURE BUCKETED FUEL PUMPS are designed for customers looking to run all blends of E85. All pump options below include Genuine Walbro 450, Walbro 525, or Walbro 535  fuel pump(s) capable of flowing up to 350% more fuel than the factory fuel pump and all options are 100% E85 compliant. The modules below require customer to already own a stage 2 or 2.5 Precision Raceworks Pump Stage 3 (5.65 liters per minute)Our Stage 3 bucketed module will add a 450 pump to your existing PR Stage 2 or 2.5 kit.  This will include all necessary hardware and wiring to upgrade your pump to a stage 3 and support up to 1000whp* (Rated for 875whp on 100% E85) Stage 3.5 (6.4 liters per minute)The Stage 3.5 pump module adds a Walbro 525 pump to your existing PR Stage 2 or 2.5 kit.  This upgrade module will include all necessary hardware and wiring to upgrade your pump to a stage 3.5 or 3.75.  Once combined with your existing kit, this pump combination can support u