Precision Raceworks BMW G Series & Toyota Supra B58 Upgraded Hybrid Fuel Pump

Unlock the full potential of your BMW B58-powered G Series or Toyota Supra A90/A91 with the Precision Raceworks Upgraded Hybrid Fuel Pump System — the ultimate solution for high-performance builds running pump fuel or full E85. Engineered for both street and track applications, this system offers OEM-level fitment with race-level performance, ensuring your fuel delivery system keeps pace with your power goals.

Precision Raceworks’ innovative hybrid fuel pump design allows you to feed the high-pressure fuel pump and port injection from a single upgraded assembly, simplifying installation while maximising efficiency and reliability. Each stage is engineered to deliver precise, consistent fuel flow under demanding conditions — essential for achieving up to 950whp while maintaining OEM drivability and reliability.

Key Features

• Direct Plug & Play Fitment – Designed for BMW G Series (B58) & Toyota Supra A90/A91 platforms.

• Fully E85-Compatible – Run all blends of ethanol safely with proper filtration.

• OEM+ Reliability – Retains factory-style operation with Precision Raceworks’ signature durability.

• Protects Fuel System Components – Integrated 10-micron inline fuel filter prevents HPFP and injector damage.

• Billet Aluminium Hardware – High-strength, corrosion-resistant mounting components.

• No Aftermarket EKP Required – Plug-and-play performance without additional electronics.

• Hand-Built & Flow-Tested in the USA.

Available Stages

Stage 1 – 300 LPH @ 5 Bar (28% Increase Over Stock)

Perfect for lightly modified setups and stock turbo cars.

• Rated for up to 800whp (pump gas) / 750whp (E85)

• Direct replacement with OEM-style pump and bucket

• 100% compatibility with factory system — no tuning required

Includes:

• High-flow OEM-style pump assembly

• High-capacity fuel pump bucket

Stage 2 – 408 LPH @ 5 Bar (74% Increase Over Stock)

Ideal for high-output setups using upgraded turbos.

• Rated for 850whp (pump gas) / 800whp (E85)

• Combines OEM brushless pump with an external Walbro 450 (F90000274)

• Seamless integration with billet bracket and plug-and-play harness

Includes:

• Walbro 450 fuel pump

• Billet mounting bracket

• Pump activation harness

Stage 2.5 – 474 LPH @ 5 Bar (103% Increase Over Stock)

The ultimate high-flow solution for B58 engines targeting 900+ whp.

• Rated for 950whp (pump gas) / 900whp (E85)

• Utilises Walbro 525 (F90000295) pump with billet fittings

• Supplied with pre-made fuel lines and a 10-micron inline fuel filter

Includes:

• Walbro 525 pump

• Billet mounting bracket

• Pre-fitted AN6 fuel lines and fittings

• 10-micron USA-made inline fuel filter

• Activation harness

Technical Specifications

Compatibility

• BMW 540i (G30) – 2017+

• BMW M240i / M240i xDrive (G42) – 2022+

• BMW M340i / M340i xDrive (G20) – 2019+

• BMW M440i / M440i xDrive (G22) – 2021+

• BMW X3 M40i (G01) – 2018+

• BMW X4 M40i (G02) – 2018+

• BMW Z4 M40i (G29) – 2018+

• Toyota Supra A90/A91 – 2019+

Why Choose Precision Raceworks?

Unlike many competitors, Precision Raceworks integrates an inline fuel filter after every electric pump, protecting the high-pressure fuel pump (HPFP) and direct injectors from premature wear or failure. Cheaper alternatives that skip this step often risk severe engine damage. Precision Raceworks’ attention to detail and robust component design ensure long-term reliability and consistent fuel delivery, even under extreme performance conditions.

Unless explicitly stated otherwise, all products sold by R44 Performance Limited are designated RACE ONLY and are solely for competition or off-road use limited to racing formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, may violate local, state, and Federal laws. R44 Performance Limited does not implicitly or explicitly confirm the legality of using any products it sells on public roads; that is entirely the responsibility of the consumer.

It is the responsibility of the customer to check with all federal, state local and environmental laws before ordering and installing a product. R44 Performance Limited is not responsible for any fees, fines or costs that a customer may incur as a result of failing to check with federal, state, local or environmental laws before ordering and installing a product.

We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.

We totally understand if you're not certain a part will be compatible with your car, so we highly recommend contacting us here with your query. Our friendly sales team will then be in touch to confirm if this part is the correct part you are looking for.

All in stock products ship the same day if ordered before 2pm GMT

For out of stock items we will contact you with an estimated wait time if not otherwise specified above.

We offer worldwide shipping on all products. If upon receiving your product you wish to return; we offer a 30-day returns policy. For our in-depth returns information please follow the link. "R44 Returns Policy

All of our products come with a standard warranty of 1-3 years. This is dependant on the type of product however. For more details please see our warranty page here.