Spool FX-350 HPFP — BMW B58 Gen 2 | Built by Boost & Tune

Spool FX-350 High-Pressure Fuel Pump – BMW B58 Gen 2

$3,582.00

Wireless Ethanol Analyzer

10 Micron Filter

Spool FX-350 High-Pressure Fuel Pump for BMW B58 Gen 2 is a plug-and-play HPFP upgrade for G-series B58 applications.

Designed for up to 350 bar / 35 MPa / 5000 psi operation
Stainless-steel construction with DLC-coated piston and bore
E85 compatible
Installation lines, bracket, alignment tool and adapter harness included
Compatible with Spool's Gen 2 high-lift cam-lobe upgrade

Selectable options: wireless ethanol analyzer and Spool 10-micron filter.

Fitment: G42/G43 M240i, G20/G21 M340i, G22/G23/G26 M440i, G30/G31 540i, G01 X3 M40i, G02 X4 M40i, G05 X5 40i, G06 X6 40i, G07 X7 40i, G29 Z4 M40i and other supplier-listed B58 Gen 2 applications.

Important: Proper low-pressure fueling and calibration changes are required.

Dispatch: Special order — allow 2–3 weeks.

Product System

Fuel System

Vehicle Fitment

BMW 2 Series M240I G42 B58
BMW 340I M340I G20 G21 B58
BMW 4 Series G22 B58
BMW 4 Series G23 B58
BMW 4 Series Gran Coupe G26 B58
BMW 5 Series G30 B58
BMW 5 Series Touring G31 B58
BMW X3 G01 B58
BMW X4 G02 B58
BMW X5 G05 B58
BMW X6 G06 B58
BMW X7 G07 B58
BMW Z4 G29 B58

Confirm chassis, engine, drivetrain and production-year compatibility before ordering.

Supplier Part Numbers

SP-B58-FX350-NENF15-NOEA-NF, SP-B58-FX350-NENF15-NOEA-F, SP-B58-FX350-NENF15-EXEA-NF, SP-B58-FX350-NENF15-EXEA-F, SP-B58-FX350-NENF15-EA-NF, SP-B58-FX350-NENF15-EA-F