Air and Fuel› Fuel Pumps, Regulators and Components

MagnaFuel

MP-9925-B-BLK EFI Fuel Pressure Regulator

$155.00

SKU: MP-9925-BLK

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The MagnaFuel MP-9925-B-BLK is a two-port EFI fuel pressure regulator designed for high-performance applications. It features a unique guided-metering valve assembly for accurate fuel flow and maintains steady fuel pressure during rapid changes in demand, such as during launch or gear shifts. This regulator is compatible with E85, gasoline, and methanol fuels.
Show original supplier description
The MagnaFuel MP-9925-B-BLK is a two-port EFI fuel pressure regulator engineered to provide a stable and accurate fuel delivery platform for performance vehicles. Its unique guided-metering valve assembly ensures precise fuel flow, while its boost reference capability (1:1 compensation ratio) allows for dynamic pressure adjustments. Constructed from billet aluminum and precision CNC-machined, this regulator offers durability and a long service life with its hard anodized finish. It operates within a pressure range of 35 to 85 psi and is compatible with E85, gasoline, and methanol fuels. The unit features two #8 AN inlet ports and one #6 AN return port, along with a 1/8" NPT gauge port for easy monitoring. Please note that fittings are not included. This MagnaFuel regulator is specifically intended for closed-course competition use only and is not legal for street use. Its sale, use, or installation may be illegal nationwide under the Federal Clean Air Act. Purchasing this product requires signing a Vehicle Compliance Waiver.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMagnaFuel
Part NumberMP-9925-BLK
CategoryAir and Fuel
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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