Upgrade your BMW 135i, 335i, or X1 with our high-performance Low Pressure Fuel Pump (LPFP) Upgrade, designed to significantly enhance your vehicle's fuel delivery system. Our kits are engineered for optimal performance, providing the perfect solution for enthusiasts looking to unlock their engine's potential.

Stage 1 LPFP Upgrade

• Inline Enhancement: Designed to be installed inline with your stock LPFP, this upgrade delivers approximately 50% more flow when paired with your existing pump, ensuring your engine receives the fuel it needs for peak performance.

Stage 2 Bucketless LPFP Upgrade

• Complete Replacement Solution: This comprehensive upgrade replaces your stock LPFP assembly with an E85 certified bucketless assembly. Experience up to 25% more flow than our standard Stage 2 upgrade and a remarkable 100% more flow than the stock pump.

Features

• • Plug and Play: Easily replace your stock bucket with our complete assembly.
  • Billet Aluminum Bracket: Anodized for durability, designed for secure mounting of the pump and float assembly.
  • E85 Compatible Walbro Pump: Choose between the standard Walbro 450 or the optional Walbro 525 pump, which offers approximately 10% more fuel flow.
  • New Walbro Filter: Ensures clean fuel delivery for your engine.
  • Custom Anodized Fitting: Facilitates pump output and stock fuel line connection.
  • Additional Components: Includes a spare vent tube clip and two cotter pins to secure your float assembly.

Fitment

This LPFP upgrade is compatible with the following N54 & N55 BMW models:

• BMW 1 Series:
  • 2008-2013 E82 Coupe 135i
  • 2008-2013 E88 Convertible 135i
• BMW 3 Series:
  • 2006-2011 E90 Sedan 335i / 335ix
  • 2006-2011 E91 Touring 335i / 335ix
  • 2006-2013 E92 Coupe 335i / 335ix
  • 2006-2013 E93 Convertible 335i / 335ix
  • 2011-2013 E92 Coupe 335is
• BMW X Series:
  • 2010-2015 X1 E84

Recommended Tools

• Universal Lock Ring Removal Tool: This professional-grade tool is essential for removing the factory metal fuel pump lock ring located under the rear seat. Features adjustable arms with a diameter range of 5.2" to 7.6" (135mm to 195mm), compatible with a 1/2" drive ratchet or breaker, and a 21mm socket fitting for easy use.

Video