BMW N55 Performance Fuel Pump For F10 F12 535i, 640i (Stage 2 & 3) 2005 For Red Sport we suggest

For Red Sport we suggest a maximum of 3psi over stock on pump fuels and 4psi over stock on E85 mixtures or unleaded race gas

Disclaimer

The upper front to block adapter and the coolant neck adapters are identical

2gpm more than traditional bucket designs retaining the venturi

BMW N55 Performance Fuel Pump For F10 F12 535i, 640i (Stage 2 & 3) 2005 For Red Sport we suggestThe Precision Raceworks BMW F10 F12 535i, 640i High Performance Fuel Pump (Stage 2 3) 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 are 100% E85 compliant. Best of all, this pump ships completely assembled and ready to installthere's no core charge! New pump, new fuel filter, and new sending unit included! By design, a