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Fuel-It BMW N55 Stage 2 LPFP Upgrade Walbro 450 E85 Compatible In-Tank Bucketed Low Pressure Fuel Pump, Plug-and-Play Drop-In for F20 F21 F22 F30 F32 F87 (M135i, M2, M235i, 335i, 435i)

Fuel-It BMW N55 Stage 2 LPFP Upgrade Walbro 450 E85 Compatible In-Tank Bucketed Low Pressure Fuel Pump, Plug-and-Play Drop-In for F20 F21 F22 F30 F32 F87 (M135i, M2, M235i, 335i, 435i)

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Heads-up on cancellations & returns: if you cancel an order or return an item, you won't get back 100% of what you paid. We apply a 10% restocking fee, the outbound shipping is non-refundable, and we have to pass on Shopify / PayPal payment processing fees; these aren't returned to us when we refund you. International orders also lose on exchange-rate spread in both directions. If the original packaging is damaged or missing, a reboxing charge applies. For international orders specifically, if you refuse to pay our shipping invoice or supply a prepaid label after placing the order, the same deductions apply. We're upfront about this — please be sure of your purchase before ordering.

Availability: This in-tank fuel delivery module is no longer supplied. For a current solution that covers N55 applications, please see the Precision Raceworks bucketed performance unit for N54 and N55 platforms.

High-flow in-tank fuel delivery module for BMW F-series N55 engines

Maximise headroom for tuning, flex-fuel blends and spirited driving with a complete in-tank, bucketed feed pump assembly engineered for F-series N55 cars. Built with ethanol-safe hardware and an uprated 450-series motor, this OE-style module provides stable supply pressure, consistent pick-up in the saddle tank and effortless plug and play fitment. It is the straightforward path for enthusiasts running bigger boost, mapping for E85 mixes or seeking rock-solid fuel supply on track and road.

Why enthusiasts choose this assembly

  • Ethanol compatible components for E blends and flex-fuel setups
  • Bucketed design for reliable pick-up and factory-like integration
  • Uprated 450 pump motor for strong delivery under load
  • Fresh filter and fittings included for a clean installation
  • Direct replacement module with no wiring cuts and an OEM-style connector

We have supplied and fitted many of these systems for N55-powered cars and feedback has been excellent. Customers report smooth drivability, consistent fuel supply at higher demand and confidence when pushing their calibration.

Vehicle fitment

Designed for BMW F-series models with the turbocharged N55 engine, including:

  • 1 Series M135i
  • 2 Series M235i and F87 M2 (N55)
  • 3 Series 335i
  • 4 Series 435i

Chassis identifiers often searched: F20, F21, F22, F30, F32, F87.

What you receive in the kit

  • New BMW pump basket pre-built with a 450-series in-tank motor
  • New fuel filter plus required fittings and lines
  • Ethanol-ready low pressure pump assembly

Fitting and support

Professional installation available at MJ Modifications in Warwickshire. To request a fitting quote, email info@mjmodifications.co.uk. This is a drop-in module designed for OE-style fitment on N55 vehicles.

Compatibility check before dispatch

To ensure the correct assembly, we verify compatibility ahead of shipping. Please add your UK registration or the last 7 of your VIN at checkout.

Note for vehicles with iDrive

Some cars may display a fuel pump message that states: “Continued driving is possible. Have the system checked by your BMW centre as soon as possible.” If the vehicle drives normally with no other symptoms, this warning alone does not indicate a pump fault. Contact us if you have any concerns.

Part number

F-N55-LPFP-S2

Manufacturer and warranty

Manufactured by: Fuel-It

Warranty: Fuel-It Limited Warranty

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