Air and Fuel› Fuel Pumps, Regulators and Components

GrimmSpeed

DW300 Series 300 LPH Fuel Pump

$169.00

SKU: DET9-301-0791

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

Moderate — 2–4 hours

Overview

The DeatschWerks DW300 Series Fuel Pump is a high-performance upgrade designed to supplement increased fuel flow for modified vehicles. It offers a flow rate of 300 LPH and is compatible with various fuels, including ethanol. This fuel pump is a direct replacement for the OEM unit and includes a comprehensive installation kit with a filter, grommet, hose, and clamps.
Show original supplier description
The DeatschWerks DW300 Series Fuel Pump is engineered to meet the demands of high-performance vehicles that have undergone modifications increasing power, torque, and boost. When stock fuel systems can no longer adequately supply the necessary fuel, this upgrade becomes essential. The DW300 pump is capable of flowing up to 300 LPH, ensuring sufficient fuel delivery for demanding applications. It is also E85 friendly, offering compatibility with a wider range of fuels. Included with the DW300 Series Fuel Pump is a complete installation kit, designed for a direct replacement of your factory unit. This kit contains all the necessary components for a straightforward installation, including a new fuel filter, grommet, hose, and clamps. This ensures a seamless integration into your existing fuel system. Specifically designed as a direct replacement, this fuel pump is compatible with the 2002-2007 Subaru WRX and STI models. Its high-torque and high-flow design makes it an ideal choice for enthusiasts looking to enhance their vehicle's fuel system performance.

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

BrandGrimmSpeed
Part NumberDET9-301-0791
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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