BMW F-Series N55 N20 Stage 2.5+ LPFP Upgrade - DW400 Fuel Pump - 700 WHP
BMW F-Series N55 N20 Stage 2.5+ LPFP Upgrade - DW400 Fuel Pump - 700 WHP
BMW F-Series N55 N20 Stage 2.5+ LPFP Upgrade - DW400 Fuel Pump - 700 WHP
BMW F-Series N55 N20 Stage 2.5+ LPFP Upgrade - DW400 Fuel Pump - 700 WHP
BMW F-Series N55 N20 Stage 2.5+ LPFP Upgrade - DW400 Fuel Pump - 700 WHP
BMW F-Series N55 N20 Stage 2.5+ LPFP Upgrade - DW400 Fuel Pump - 700 WHP

BMW F-Series N55 N20 Stage 2.5+ LPFP Upgrade - DW400 Fuel Pump - 700 WHP

OneFastShop SKU: N55STG255FP
Price
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In Stock – Ready to Ship
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Upgrade your BMW F-Series N55 or N20 fuel system with the OneFastShop Stage 2.5+ 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 high-output DeatschWerks DW400 pump - delivering the fuel volume needed to support up to 700 WHP. Direct replacement for BMW OEM part #16117243975, with plug-and-play installation and zero wiring modifications required.

Specifications

Part Number N55STG255FP
Pump DeatschWerks DW400
OEM Replacement BMW #16117243975
Max Power Support 700 WHP
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

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

What's in the Box

  • Complete fuel bucket assembly with DeatschWerks DW400 pump pre-installed
  • Top hat and float assembly
  • DeatschWerks fuel filter
  • Fittings and O-ring

Read before you buy. These guides cover fitment, what to expect, and how to install.

Shipping

  • Orders placed before 3 PM EST typically ship the same business day. Larger items ship within 1 to 3 business days.
  • Standard, expedited, and overnight options at checkout.
  • Oversized items ship by freight and take longer.
  • Special order items follow a lead time we confirm with you individually before the order is committed.
  • Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
  • Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
  • International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.

Returns

  • 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
  • Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
  • Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
  • Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
  • Product images may be representative. The SKU and specifications in the listing are what ships.
  • Email us for return authorization before shipping anything back.

Full details: Shipping Policy · Returns & Refunds · Warranty
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