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FASS Drop-In Series Diesel Fuel System (20-25 6.6L Duramax Sierra 3500 HD Crew Cab w/ 6.90-Foot Standard Box)

Item SHG28144
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FASS Drop-In Series Diesel Fuel System (20-25 6.6L Duramax Sierra 3500 HD Crew Cab w/ 6.90-Foot Standard Box)
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$574.99 each

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      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation

      Features

      • Series Diesel Fuel System
      • Drop-In Design
      • Effective Filtration Solution
      • Restores Horsepower
      • Sharpens Throttle Response
      • Quality Construction
      • Retains Factory In-Tank Lift Pump
      • Works with Factory Plastic Cap or Billet Filter Cap
      • Tune Adjustment and Clearing Codes Not Required
      • Plug-and-Play Installation
      • Limited Lifetime Warranty
      • Fits 2020-2025 6.6L GMC Duramax Sierra 3500 HD Crew Cabs with 6.90-Foot Standard Box

      Description

      Superior Filtration Solution. The FASS Drop-In Series Diesel Fuel System is a cutting-edge solution designed to enhance the performance and efficiency of your diesel engine. This innovative system boasts a convenient Drop-In Design, enabling easy installation without the need for complex modifications or adjustments. With this effective filtration solution, contaminants from the fuel are efficiently removes, ensuring cleaner fuel reaches your engine, resulting in optimized combustion and a restoration of horsepower.

      Feature-Packed System. Experience a heightened Throttle Response, as the FASS Drop-In Series sharpens the engine's responsiveness, providing a smoother and more powerful driving experience. Crafted with quality construction, this fuel system is built to withstand rigorous demands and ensure long-lasting performance under various conditions. Moreover, the FASS Drop-In Series retains your Factory In-Tank Lift Pump, streamlining the upgrade process and maintaining compatibility with your existing setup. Whether you have a Factory Plastic Cap or Billet Filter Cap, rest assured that this system accommodates both options seamlessly.

      Installation. Putting this Series Diesel Fuel System on your ride is easy and requires no drilling.

      Warranty. There is a limited lifetime warranty for this product.

      Application. This FASS Drop-In Series Diesel Fuel System fits all 2020-2025 6.6L Duramax Sierra 3500 HD Crew Cabs with 6.90-Foot Standard Box.

      Fitment:

      Details

      FASS DIFSL5P2001

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Series Diesel Fuel System
      5.0

      Customer Reviews (1)

      Brand Image

      Reviews of FASS Engine products have an average rating of 5 out of 5

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Sierra 3500

      • 6.6L V8 Duramax - 20, 21, 22, 23, 24, 25

          Word on the Trail

          I'm a new & reluctant customer. So I contacted by phone & chat with several different questions about a product I needed to order. They were very knowledgeable about the product. I was given nothing less than the most professional assistance EVER, both times. I WILL be a returning customer.

          seancooper1970
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