Spool Performance BMW N63 FX-150 Twin HPFP Upgrade Kit – E85 Compatible High Pressure Fuel Pumps, Plug & Play (550i 650i 750i M850i X5 50i X6 50i Alpina B7)

Spool Performance FX-150 Twin Direct Injection Pump Kit for BMW N63

Take your N63-powered BMW to the next level with a fueling solution built for serious results. The Spool Performance FX-150 twin pump kit is a true drop-in upgrade that increases supply capacity by around 50 percent compared to factory units, keeps rail pressure steady under heavy load and supports high ethanol content including E85. No cutting, no splicing - OE-style connectors and lines make installation straightforward while delivering big headroom for tuned setups.

We run these on our own cars and customer builds, and the feedback is consistently excellent - smooth drivability, rock-solid pressure control and the confidence to push harder on Stage 2 and big turbo calibrations. If you are searching for a BMW N63 fuel system upgrade that simply works, this is the proven choice in the UK.

Why this FX-150 kit is the go-to N63 fueling upgrade

• Approximately 50 percent more flow than stock pumps for serious fueling headroom
• Ethanol safe internals - ready for E85, E50 and flex-fuel blends
• True plug-in installation with factory-style connectors and pre-made lines
• Maintains stable rail pressure at high RPM and boost on performance tunes
• Engineered specifically for BMW N63 applications for consistent results

What you get in the box

• 2 x FX-150 upgraded direct injection pumps
• 1 x Ethanol Content Monitor with Bluetooth app support
• 1 x Bosch spec 10 micron high-flow fuel filter
• Upgraded fuel lines plus all required installation hardware

Protection and live monitoring built in

10 micron filter: High efficiency filtration for the N63 low pressure side with negligible restriction. Helps protect injectors and high pressure components from contaminants - a highly recommended addition to any fueling upgrade.

Ethanol Content Monitor: Real-time readout of in-tank ethanol percentage and fuel temperature via the SPOOL app over BLE 4.0. Supplied braided steel, nylon core lines are fully compatible with ethanol blends.

Tuning and calibration

Calibration updates are required when fitting these pumps. Spool Performance can share calibration data with your existing tuner or put you in touch with mappers who know the FX-150 platform well.

Vehicle compatibility - BMW models using the N63

Perfect for searches like BMW N63 fuel pump kit UK, BMW 50i fuel system upgrade, BMW 550i DI pump kit, 650i fueling upgrade, 750i direct injection pumps, M850i E85 upgrade, X5 50i DI pump set, X6 50i high flow fuel pumps, Alpina B7 ethanol safe fuel pump kit.

• 5 Series F07 F10 F11 - 09/2008 to 06/2012
  • 550i, 550ix
• 6 Series F12 F13 - 11/2009 to 06/2012
  • 650i, 650ix
• 7 Series F01 F02 F03 F03 LCI F04 Hybrid
  • 740i, 750i, 750ix, 750Li, 750Lix, ALPINA B7, ALPINA B7X, Hybrid 7, Hybrid 7L
• 8 Series G14 G15 G16 - 2017+
  • M850ix
• X Series
  • X5 E70 F15 G05 - 50ix
  • X6 E71 F16 G06 - 50ix
  • X6 E72 Hybrid

Fitting and support

Prefer professional installation and setup We can help. MJ Modifications is based in Warwickshire and offers supply, fitting and coordination with your chosen tuner. Request a fitting quote at info@mjmodifications.co.uk.

Compatibility check before dispatch

We verify fitment before we ship. Add your UK registration or the last 7 of your VIN at checkout and we will confirm compatibility for your specific vehicle.

Part number

SP-FX-N63

Manufactured by

Spool Performance

Helpful search phrases

BMW N63 fueling upgrade, BMW direct injection pump kit, FX150 twin pump kit, N63 flex fuel upgrade, BMW corn fuel conversion, BMW E85 compatible fuel system, N63 10 micron filter, BMW ethanol sensor kit, BMW 50i fueling solution, high flow DI pumps N63, plug in fuel pump set, UK BMW tuning parts, Warwickshire BMW specialist.