Spool Performance FX-350 Upgraded High Pressure Fuel Pump [Gen 2 B58]

Take your Gen 2 B58 BMW to the next level with the Spool Performance FX-350 High Pressure Fuel Pump. Capable of delivering up to 350 bar (5000psi) of pressure, this pump is engineered to fuel high-performance builds running gasoline, E50, or E85. With a stainless steel construction and DLC-coated piston and bore, the FX-350 ensures maximum durability and high performance, even under the most demanding conditions.

The FX-350 features Spool Performance’s Gen2 High Lift Cam Lobe Mod, which enhances fueling capabilities at higher RPMs by increasing plunger lift, further supporting high-output turbo builds. When paired with IFX150 Gen2 DI injectors, it unlocks the ultimate fueling potential for DI-only big power builds on the Gen 2 B58 engine.

Key Features and Benefits:

• 350 Bar Pressure Capability: The FX-350 delivers high-pressure fueling at 350 bar, supporting 800whp to 1050whp depending on fuel type and supporting mods.
• Enhanced Durability: Made from stainless steel with a DLC-coated piston and bore, the FX-350 is built to handle extreme performance without sacrificing reliability.
• High Lift Cam Mod Compatibility: The Gen2 High Lift Cam Lobe Mod increases plunger lift at high RPMs, maximizing fueling potential and reducing fuel delivery restrictions at peak power.
• Plug and Play Installation: The FX-350 is designed for easy installation with a plug and play adapter harness and comes with everything you need for a clean, hassle-free setup.
• Supports High Ethanol Blends: Run E85 or E50 mixes with confidence, thanks to the FX-350's ability to handle higher ethanol concentrations for superior power delivery.
• Lifetime Warranty: Like all Spool Performance products, the FX-350 comes with a lifetime warranty, ensuring long-term reliability for your high-performance fueling needs.

Fueling Capabilities (HPFP alone):

• Gasoline: Up to 800whp
• E50 Mix: Up to 670whp
• E85: Up to 600whp

Fueling Capabilities (HPFP + IFX150 Gen2 Injectors):

• Gasoline: Up to 900whp
• E50 Mix: Up to 740whp
• E85: Up to 660whp

Fueling Capabilities (HPFP + IFX150 Gen2 Injectors + Spool Cam Lift Mod):

• Gasoline: Up to 1050whp
• E50 Mix: Up to 950whp
• E85: Up to 800whp

What's Included:

• Spool Performance FX-350 High Pressure Fuel Pump
• Mounting Bracket
• Pump Alignment Tool
• Triple Layer Low Pressure Line (Nylon over Stainless Steel over PTFE)
• Plug and Play HPFP Adapter Harness

Important Note:
Adequate low pressure fueling is essential for the proper functioning of the HPFP. Cavitation-induced damage to the pump piston or bore is not covered under warranty, so ensure that your system has an upgraded low pressure pump to maintain fuel pressure integrity.

Fitment – 2020+ BMW:

• G42 – M240i, M240xi
• G43 – M240i, M240xi
• G20 – M340i, M340xi
• G21 – M340i, M340xi
• G22 – M440i, M440xi
• G23 – M440i, M440xi
• G26 – M440i, M440xi
• G30 – 640i, 640xi
• G31 – 540i, 540xi
• G05 – X5 40i
• G06 – X6 40i
• G07 – X7 40i
• G01 – X3 M40i
• G02 – X4 M40i
• G29 – Z4 M40i
• G32 – 640i, 640xi
• G11 – 740i, 740xi
• G12 – 740i, 740xi
• G15 – 840i, 840xi
• G16 – 840i, 840xi

Note: 'New' merchandise may be returned for exchange or refund within 15 days from the date of shipment. 'New' merchandise must be unused and free from installation or mounting damage. Installation or modification of parts waives your right to returns, refunds, or exchanges.