Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 2001 Mercedes Benz CLK320 Base Coupe 208.365 V6 3.2L
ES#5482173 - DE-581-25B - B58 Gen1 DS25 HPFP Upgrade - Unleash the true power potential of your Generation 1 B58 engine with the Dorch Engineering DS25 High-Pressure Fuel Pump Upgrade. - Dorch Engineering - BMW

B58 Gen1 DS25 HPFP Upgrade

Unleash the true power potential of your Generation 1 B58 engine with the Dorch Engineering DS25 High-Pressure Fuel Pump Upgrade.
Mfg Part #
DE-581-25B
ECS Part #
ES#5482173
Brand

1799.00
Availability:
Ships Directly From Supplier
Est. Ship Date:
in 4 Business Days
Qty
Does this fit my vehicle?

Product Details

If you're pushing the limits on stock fueling, you've likely hit the dreaded fuel flow ceiling, especially when running high-ethanol blends or aggressive tuning maps. The DS25 is the ultimate plug-and-play solution designed to support larger horsepower numbers without the need for messy auxiliary fueling kits. Engineered to deliver an incredible 37% increase in flow capacity over the factory pump, this unit features premium construction and an OEM-level fitment that bolts directly into the factory location. Don't let fuel starvation hold your build back. Give your B58 the precise, high-pressure fuel delivery it demands to dominate the street and the track.

Key Features

  • Delivers 37% more fuel flow capacity compared to the stock Gen 1 B58 high-pressure fuel pump.

  • Designed for a direct bolt-on installation with no cutting, crimping, or permanent modifications required.

  • Built with premium components to ensure factory-like reliability, longevity, and precise fuel pressure management.

  • Perfectly suited for aggressive maps, and high-ethanol (E85) fuel blends.

  • Features a professional, clean finish that integrates seamlessly into your engine bay.

Specifications

  • Part Number: DE-581-25A

  • Application: BMW Gen 1 B58 Engines

  • Flow Capacity: 37% over stock

  • Fuel Compatibility: Gasoline, E30, E50, Full E85 (depending on tune/injector limits)

  • Kit Includes: DS25 HPFP, quick-connect fuel line, adapter harness, and mounting hardware

This Part Fits the Following Vehicles

Make Model Submodel Engine Special Fitment Notes
BMW G11 740i B58 3.0L For Vehicles Produced Before 2019
BMW G11 740i xDrive B58 3.0L For Vehicles Produced Before 2019
BMW G11 745e xDrive B58 3.0L For Vehicles Produced Before 2019
BMW G30 540i B58 3.0L For Vehicles Produced Before 2019
BMW G30 540i xDrive B58 3.0L For Vehicles Produced Before 2019
BMW G32 640i xDrive B58 3.0L For Vehicles Produced Before 2019
*The above product applications have been written by ECS Tuning. All warranties, product application, fitment, and performance are the responsibility of ECS Tuning. For additional information see the terms of use.

This product is not eligible for Lifetime Replacement

+ +

Return and Exchanges

Need to set up a return? Click here to begin: Return Process

All you need is your order number and email address.


New/Unused Product Returns

ECS Tuning will accept returns for unused products within 90 days of the ship date for a refund to the original payment method used. The customer is responsible for the return shipping costs and fees. If selecting to use a prepaid shipping label, the shipping cost will be deducted from the total refunded amount. All new/unused products must be new, unused and must be in the original packaging, including labeling, manuals, hardware, etc. Special order parts are non-refundable.

In the event that we find an error on our website or on behalf of an ECS Tuning Representative, we will provide a return shipping label from the original delivery location.

Refused Packages

Any domestic orders that are returned to ECS Tuning as refused by receiver or non-deliverable will be subject to a return handling fee and will be processed as a return in compliance with our standard return policy, including a 15% restocking fee.

Any international orders that are refused at the time of delivery will be subject to carrier abandonment of the package, at which time the ordered products would be discarded by the carrier. The customer will not be refunded for the value of the order and the discarded products are no longer retrievable.

Return Process

Return Process

ECS Tuning now offers an online returns solution! To get started, simply log into your ECS Tuning account, Click the "View Orders" button on the My Account home page and select the order that you wish to make a return on to begin. If you have any questions, feel free to reach out to our Customer Service Team for assistance!

Please note: Refunds will be processed to the original payment method used on the order or to an in store credit, respective to the type of return that is made as well as any pre-existing arrangements with an ECS Tuning Customer Service Representative. In the event that multiple forms of payment were used, we will refund the value to an in store credit. In the event that a return label is provided, these charges may be deducted from the total refund you receive.

Original shipping costs are non-refundable and the buyer is responsible for return shipping charges. ECS Tuning will not accept COD deliveries.


All in store credit balances will expire after one year from the original purchase date.

+ +

Shipping Policy

Free Shipping On Orders $49 & Up

Items marked with a 'Free Shipping On Orders $49 and Up' logo may qualify for free standard economy ground shipping to the contiguous United States (48 states) for most orders with a value greater or equal to $49.00 USD. Oversized products and direct ship products are excluded from this offer unless otherwise noted.

Free Shipping

Items marked as 'Free Shipping' may qualify for free standard economy ground shipping to the contiguous United States (48 states). Oversized products and direct ship products are excluded from this offer unless otherwise noted.


The policies listed above are subject to change at any time without notice.

+ +

Lifetime Replacement

Want to know more about our Lifetime Replacement program?

Click here to learn more.

+ +

Why You Should Shop From ECS Tuning

ECS Tuning stands out as more than an automotive parts supplier-it's a vibrant community fueled by a shared passion for cars. Born from the enthusiasm of car lovers, we offer an unmatched understanding and commitment to the automotive world, providing high-quality parts and accessories sourced from our own experiences. Our selection is meticulously crafted to meet the highest standards of performance, quality, and design, catering to both the latest trends and classic styles.


Our distinct advantage lies in our passionate team and comprehensive support, offering expert advice and seamless service from selection to installation. Shopping with ECS brings exclusive perks, including our Lifetime Replacement Guarantee and free shipping on orders over $49, enhancing the value of every purchase. As a central hub for car enthusiasts, ECS Tuning fosters a rich community where ideas and experiences flourish, transforming us from a mere supplier into a platform where automotive dreams come to life.

+ +

Cancellation Policy

At ECS Tuning, we understand that plans can change. That's why we offer a flexible cancellation policy for our customers. You may cancel your order at any time before you receive the shipment confirmation. This policy is designed to provide you with peace of mind and the flexibility to make adjustments to your purchases as needed. Should you decide to cancel your order, simply reach out to our customer service team, and we will assist you with the process swiftly and efficiently.

Shop Our Clearance Sale - Up To 80% Off
Revamp your ride with unbeatable deals!
Hurry, limited stock available!
Shop Now

Prop 65 WarningProp 65 Warning

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings