aFe DFS780 Fuel Pump (Full-time Operation) (42-12021)
SKU: 96045787620

aFe DFS780 Fuel Pump (Full-time Operation) (42-12021)

Sale price$441.00 Regular price$490.00
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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13

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Description

aFe DFS780 Fuel Pump (Full-time Operation) (42-12021)Full Time Diesel Fuel System (42 12021) by aFe. The diesel fuel in your truck contains contaminants, water and air vapor which is reducing power and damaging your diesel fuel injectors. Introducing the aFe POWER DFS780 Diesel Fuel System, with its patent pending design capable of removing power robbing entrained air, water and contaminants. The DFS780 also boosts fuel pressure ensuring constant availability for the high pressure transfer pump,

Full-Time Diesel Fuel System (42-12021) by aFe. The diesel fuel in your truck contains contaminants, water and air/vapor which is reducing power and damaging your diesel fuel injectors. Introducing the aFe POWER DFS780 Diesel Fuel System, with its patent-pending design capable of removing power-robbing entrained air, water and contaminants. The DFS780 also boosts fuel pressure ensuring constant availability for the high-pressure transfer pump, improving throttle response and horsepower at all RPMs. The DFS780 was designed from the beginning to eliminate weaknesses found in other "fuel transfer" system. aFe has spent almost four years engineering what we feel is the best, most reliable system available. Depending on the specific application, we offer features such as boost-activated fuel flow increase, a high-impact polycarbonate "sight glass" to visually check fuel conditions, a reliable "marine grade" motor and Viton seals to name a few.

aFe (Advanced Flow Engineering, Inc.) manufactures performance products for late model cars, light trucks and SUVs. The company was founded in 1999 with an initial concentration on high performance air filters. Since then, the company product line has broadened to include cold air intakes, fluid filters, exhaust systems, intake manifolds, intercoolers, programmers, differential covers, transmission pans and throttle body spacers. The team of engineers, machinists, production and sales people at aFe have many years of experience in their respective positions, and together work to ensure they produce the best automotive products on the market.

Features:

  • Clear High Impact Polycarbonate Sight Glass
  • Helical Spur Gears Runs Quieter That Straight Cut Gears
  • Marine Grade Motor Protects Against Dust And Water
  • Contoured CNC Manifold Enhances Flow
  • Fuel Pressure Gauge Port
  • OE Quality Viton Seals
  • Typical Install Is 2 Hours
  • Built In The U.S.A.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
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]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 96045787620

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4.1 ★★★★★
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Product Reviews
A
Verified Purchase
Amazon Customer
Waukegan, US
★★★★★ 5
very nice product
Style: Two Pieces
It fits perfectly. Easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 15, 2026
N
Verified Purchase
neelping
Lake Worth, US
★★★★★ 5
Good Product and Price.
Style: One Piece
Great filter, fits perfectly. Very close to OEM fit. I have 2015 Mercedes E350, fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 3, 2025
J
Verified Purchase
james r. burnite
Lowell, US
★★★★★ 5
good name bosch ,works well
its a bosch it fits does not leak so its good in my opinion
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
M
Verified Purchase
Matt D
Chelsea, US
★★★★★ 5
OEM quality
Great alternative to OEM, worked great on 18 outback 2.5. Should fit most 2.5/2.0 Subaru engines in various cars.
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Reviewed in the United States on May 12, 2026
L
Verified Purchase
LottieDah
Grantham, US
★★★★★ 5
Pay attention for the model and make of your vehicle
Works perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 25, 2025

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