BMW F-Series N55 N20 Stage 2 LPFP Upgrade - Walbro 450 Fuel Pump - 575 WHP

OneFastShop SKU: N55STG2FP
Price
Regular price $360.00
Regular price $530.00 Sale price $360.00
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Upgrade your BMW F-Series N55 or N20 fuel system with the OneFastShop Stage 2 Low Pressure Fuel Pump (LPFP) assembly. This drop-in replacement swaps the restrictive OEM fuel bucket for a complete E85-compatible unit built around the proven Walbro 450 (F90000274) pump - delivering the fuel volume needed to support up to 575 WHP on pump gas or 500 WHP on full E85. Direct replacement for BMW OEM part #16117243975, with plug-and-play installation and zero wiring modifications required.

Key Features

  • E85-compatible Walbro 450 pump (F90000274)
  • Supports up to 575 WHP on pump gas / 500 WHP on full E85
  • Complete OEM-replacement fuel bucket with top hat and float assembly
  • Plug-and-play installation - no wiring modifications, soldering, or ECU changes
  • Ships fully assembled and ready to install
  • Includes Walbro filter, fittings, and O-ring
  • Ideal for Stage 2+ tunes, methanol injection, and ethanol blends
  • Direct replacement for BMW OEM #16117243975

Fitment

Year Make Model Chassis Engine
2014-2016 BMW 228i / 228i xDrive F22 / F23 N20
2014-2016 BMW M235i / M235i xDrive F22 / F23 N55
2016-2018 BMW M2 F87 N55
2013-2016 BMW 320i / 320i xDrive F30 N20
2012-2016 BMW 328i / 328i xDrive F30 / F31 N20
2012-2015 BMW 335i / 335i xDrive F30 / F31 N55
2014-2016 BMW 328i GT xDrive F34 N20
2014-2016 BMW 335i GT xDrive F34 N55
2014-2016 BMW 428i / 428i xDrive (incl. Gran Coupe) F32 / F33 / F36 N20
2014-2016 BMW 435i / 435i xDrive (incl. Gran Coupe) F32 / F33 / F36 N55

Specifications

Part Number N55STG2FP
Pump Walbro 450 (F90000274)
OEM Replacement BMW #16117243975
Max Power Support 575 WHP (pump gas) / 500 WHP (E85)
Fuel Compatibility 91-93 octane, E85, ethanol blends, methanol injection
Installation Plug-and-play, no wiring required

What's in the Box

  • Complete fuel bucket assembly with Walbro 450 pump pre-installed
  • Top hat and float assembly
  • Walbro fuel filter
  • Fittings and O-ring
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