BMW Fuel System Parts for BMW 3 Series G20 (2019+)

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Looking for a BMW fuel pump, BMW gas cap or other BMW fuel system related items? You've found the right place. Your BMW fuel delivery system is a critical system, and any failure can rended your BMW dead in the water. Whether your fuel pump has stopped pumping, a fuel injector is clogged or not spraying, or your gas cap is either lost or not properly sealing, we likely have what you are looking for. We stock thousands of BMW fuel system parts so if you don't see what you are looking for, just give us a call.

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MHD Tuning CAN FlexFuel Analyzer - G-Chassis B58/S58
Gen 1 B58 compatible with MHD or ECUTEK tunes, Gen 2 B58 compatible - Automatic Transmi...
For vehicles with an Automatic Transmission only
MHD Tuning - Corporate Logo
T#:17937420
Part#: ECA-G-B58-S58-AT
In Stock
$ 490.00 USD
Free Shipping on orders $49 and up
$ 490.00 USD
Free Shipping on orders $49 and up

Upgrade your BMW's fueling system with the CAN Ethanol Content Analyzer from Turner Motorsport. This analyzer reads data from the E85 sensor and converts it to CAN format, enabling the DME to make accurate fueling decisions based on E85 content. Utilizing this analyzer alongside MHD or ECUTEK tunes allows you to activate a FlexFuel-like feature, optimizing performance and efficiency. Protect your engine from potential damage by ensuring your tune supports the FlexFuel feature for the E85 blend you're using.


Plug and play installation, no manual wiring or plumbing required

High-quality hoses tested with 10 bars of static pressure (145 Psi)

Each unit undergoes testing before leaving the manufacturer

Compatible with MHD or ECUTEK tuning solutions

Works with the stock or TU High-Pressure Fuel Pump

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Goldenwrench Supply Co - Corporate Logo
T#:6635763
Part#: FXXFCC-B
In Stock
$ 47.00 USD
Free Shipping on orders $49 and up
$ 47.00 USD
Free Shipping on orders $49 and up
Give your gas cap a much-needed upgrade with the all new BMW M Car Series Billet Aluminum Fuel Cap Cover from Goldenwrench Supply Co. This performance Fuel Cap Cover Kit comes with a Billet Aluminum Fuel Cap Cover, and Installation Instructions. Please note this a cover that affixes on top of your factory fuel cap installing easily in minutes.
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Goldenwrench Supply Co - Corporate Logo
T#:797049
Part#: FXXFCC
In Stock
$ 47.00 USD
Free Shipping on orders $49 and up
$ 47.00 USD
Free Shipping on orders $49 and up
Give your gas cap a much-needed upgrade with the all new BMW M Car Series Billet Aluminum Fuel Cap Cover from Goldenwrench Supply Co. This performance Fuel Cap Cover Kit comes with a Billet Aluminum Fuel Cap Cover, and Installation Instructions. Please note this a cover that affixes on top of your factory fuel cap installing easily in minutes.
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Spool Performance - Corporate Logo
T#:28836384
Part#: SP-B58-FX350
Special Order: No Guaranteed ETA
$ 2,199.00 USD
Free Shipping on orders $49 and up

BMW Gen2 B58 FX350 Upgraded High Pressure Pump

Upgrade your BMW's performance with the BMW Gen2 B58 FX350 Upgraded High Pressure Pump. This high-quality pump is designed to deliver increased fuel pressure, ensuring optimal engine performance and reliability for your BMW.

  • Specifically engineered for BMW Gen2 B58 engines
  • Increases fuel pressure for improved engine performance
  • Enhances throttle response and overall driving experience
  • Direct replacement for the stock high-pressure pump
  • High-quality construction for long-lasting durability
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Spool Performance - Corporate Logo
T#:31291063
Part#: SP-B58-FX350-NEY
Special Order: No Guaranteed ETA
$ 2,348.00 USD
Free Shipping on orders $49 and up
The FX-350 is truly Plug and Play for all platforms we are offering and comes with all the lines and hardware needed for a clean easy install.

Fuel-It! - Corporate Logo
T#:25075820
Part#: BX8LPFPS2LRRT
Back Ordered
$ 619.00 USD
Free Shipping on orders $49 and up
Finally, a quality low-pressure fuel system upgrade worthy of installing in your B58-equipped G-Chassis BMW! This drop-in bucket assembly replaces the factory fuel-sending unit, supports ethanol fuel and up to 700 wheel horsepower!
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Fuel-It! - Corporate Logo
T#:21209864
Part#: GB58BFFK
Ships on Aug 10, 2026
$ 479.99 USD
Free Shipping on orders $49 and up
The complete kit with Bluetooth ECA includes the following: Genuine Continental® ethanol sensor Two stainless steel braided fuel lines with black nylon sheathing to protect your other engine bay components Fuel-It! Bluetooth analyzer (iPhone or Android app must be downloaded to use this kit) Plug and play harness Includes both Bluetooth App & 5v analog output for JB4 or flash tuning *For the BMW G-series JB4 platform connect the white wire to position #4 on the JB4 25 pin harness. Select WMI Ethanol Setup option 0 to enable pin location 2/3/4 flex fuel input. *Ethanol Sensors don't actually read the ethanol content, the readings are based on the absence of gasoline, so if your fuel is contaminated your ethanol readings may be artificially elevated.
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Fuel-It! - Corporate Logo
T#:38890887
Part#: BMS-PIK-B58
Ships on Aug 10, 2026
$ 699.00 USD
Free Shipping on orders $49 and up
The Fuel-It! Port Injection Manifold Spacers are precisely CNC-machined for a seamless, factory-like fit and anodized black for enhanced durability and a sleek appearance. This port injection kit includes all necessary installation hardware, heavy-duty gaskets, and a plug-and-play BMS braided fuel line adapter. To complete the kit, you'll need the Fuel Line, Fuel Injectors, and a Port Injection Controller, which are available separately or can be added to your package. An aftermarket charge pipe is required to accommodate the additional height of the manifold. For Gen 1 B58, we recommend the BMS Elite Aluminum Replacement Charge Pipe Upgrade, while for Gen 2 B58, options include the BMS Elite BMW/Supra B58TU Gen2 Charge Pipe Blow-Off Valve (BOV) Kit or the BMS Elite BMW/Supra B58TU Gen2 Charge Pipe.
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Vargas Turbo Technologies - Corporate Logo
T#:51672724
Part#: VTT-X58-HPFP-BLO
Ships in 10 Business Days
New Item
$ 99.99 USD
Free Shipping
$ 99.99 USD
Free Shipping
The VTT Billet B58 HPFP Block-off Plate allows you to cleanly remove the bulky factory pump, reducing engine bay clutter and weight.
Spool Performance - Corporate Logo
T#:35559422
Part#: SPB58FX350NEYF15
Special Order: No Guaranteed ETA
$ 2,348.00 USD
Free Shipping on orders $49 and up