BMW E-Chassis Dual Walbro Stage 4 LPFP Upgrade Kit for the N54 and N55 Motors –
- Most powerful LPFP upgrade for BMW E-Chassis N54 and N55 motors
- Utilizes OEM bucket and retains factory venturi’s
- Requires Fuel-It! port injection kits and external fuel pressure regulator upgrade
- Includes two Walbro 450 E85 pumps, custom filter assembly, -6an fuel lines and fittings
- Up to 300% more flow than stock, boost referenced
- Kit includes OEM bucket, tophat, float, O-ring, E85 compatible pumps
- Additional requirements: Return kit, Lock Ring Removal Tool, Hobb’s Switch
- Compatible with various BMW models listed by production dates
– R 33407