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.
| 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 |
| Application | Stage 2+ tunes, methanol injection, and ethanol blends |
| 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 |
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Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
