S58 B58 Stage 3 LPFP for BMW G Chassis M240i, M340i, M440i, 540i, M2, M3, M4, X3M, X4M

Shooting for big power on your B58 or S58? You need this low fuel pressure  fuel pump upgrade! 

Our stage3 low pressure upgrade LFP adds in an additional Walbro pump to fuel up to 900whp with the 450 pump or up to 1100whp with the 525 pump!   

This unique low pressure fuel pump (LPFP) kit is the only one on the market that retains full function of your direct injection fuel filter AND your low fuel pressure regulator! Eliminating the concern for clogging expensive direct injection fuel injectors or worse blowing out the factory plastic lines which so often happens with competitors kits.

This is a full DIY kit that you can install at home in under an hour. The second pump can be triggered off your port injection controller including ReFlex, CANfuel, or JB4PRO, or even off a simple boost activated Hobbs switch! 

BMW 5 Series
• 2017-2023 G30 G31 GEN2 B58 BMW 540i including xDrive

S58 Powered M Vehicles

BMW M2
• 2023+ S58 G87 BMW M2

BMW M3
• 2021+ S58 G80 BMW M3
• 2021+ S58 G80 BMW M3 Competition

BMW M4
• 2021+ S58 G82 BMW M4
• 2021+ S58 G82 BMW M4 Competition
• 2023+ S58 G82 BMW M4 CSL
• 2022+ S58 G83 BMW M4 Convertible

BMW X3M
• 2020+ S58 F97 X3M
• 2020+ S58 F97 X3M Competition

BMW X4M
• 2020+ S58 F98 X4M
• 2020+ S58 F98 X4M Competition

Dyno charts shown on full E85. 

Handling

Orders shipped directly from our warehouse are usually processed the same business day if placed before 12 PM MST, and tracking details are provided within 1 business day.

For drop-shipped items, processing times may vary depending on the manufacturer, typically 3–5 business days. Tracking updates may take longer in such cases.

Expedited shipping applies only once the item is ready to ship.

Return

You have 30 days after receiving your order to request a return. Items must be unused, in original packaging, and include proof of purchase. Customers are responsible for covering the return shipping costs.

To start a return, email us at sales@palenonperformance.com. Returns sent without approval will not be accepted.

You can request a return directly from your account by selecting the return option on your order page. Here is the URL: https://shopify.com/55092379855/account/orders

Non-returnable items:

• Burger Motorsports (BMS) products
• Used items
  
• Air Intakes
• Hazardous materials, flammable liquids, or gases
• Discounted items and gift cards other than "PALENON PERFORMANCE" brand 

Exchanges

Return the item and place a new order once approved.

Refunds

Approved refunds are issued to the original payment method. A restocking fee is 20% will be applied. Processing time depends on your bank or payment provider. The original shipping cost will not be refunded.

Cancellations

Canceled orders are subject to a 5% merchant fee (8% for Shop Pay installments). Custom, specialized items or pre-order items canceled within their lead time are also subject to this fee. Will also incur a 10% restocking fee.

Damaged or incorrect items

Inspect your order upon arrival and contact us immediately for assistance. If the wrong part was ordered, customer covers return shipping.

Disputes / Chargebacks

Our legal team is fully prepared to take stringent action against you for filing a baseless claim and initiating a fraudulent chargeback. This will lead to civil or criminal proceedings, which would require you to engage with our attorneys in our jurisdiction.

It is crucial to understand that filing a false chargeback is a serious offense, punishable by substantial fines or imprisonment. Potential penalties for fraudulent chargebacks can include one to three years in prison and fines ranging from $1,000 to $10,000. We treat all chargebacks with the utmost seriousness, regardless of the amount, as this is classified as a felony.

We will compose all necessary information to send your account to a collections agency and request that you be served once our lawyers organize the evidence and file a case against you.