★★★★★ 5
DIY forget the dealer
DIY value
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Reviewed in the United States on March 25, 2026
DeatschWerks 340 LPH Ford In-Tank Fuel Pump DW300M Series w/ 99-04 Mustang V6 / V8 Install Kit
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
DeatschWerks 340 LPH Ford In-Tank Fuel Pump DW300M Series w/ 99-04 Mustang V6 / V8 Install KitDeatschWerks, LLC, founded in 2004, is a company dedicated to providing high performance fuel system solutions. Located in Oklahoma City, Oklahoma, DW operates out of its own 36,000 sq. ft. facility that houses all of the company's functions including design, end manufacturing, quality assurance, sales, marketing, and administration. DeatschWerks' roots were established by offering high flow drop in fitment fuel injectors. In 2009 DW expanded into
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
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4.4 ★★★★★
Based on 653 reviews
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Product Reviews
★★★★★ 5
Works
Decent quality, somewhat flimsy, not bad for the price. Fit perfectly, correct thickness.
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Reviewed in the United States on December 17, 2025
★★★★★ 5
great and the price is right
Fits perfectly and was very reasonable compared to the Oil change place.
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Reviewed in the United States on December 25, 2025
★★★★★ 5
Good product
It fits like it is supposed to.
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Reviewed in the United States on August 19, 2025
★★★★★ 5
Easy to install.
Works as intended. Easy to install.
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Reviewed in the United States on July 13, 2025
