THE NEWEST ADDITION TO THE FASS FLEET!
January 25, 2021
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Why buy a truck to prove how effective FASS Diesel Fuel Systems are? Because for class 8 truck owners and operators, there’s no replacement for real-world data.


Equipped with the popular DD15 engine, this new-to-us ’16 Freightliner Cascadia will enable FASS R&D to share mpg and performance stats like never before.


If you’ve been considering a fuel filtration upgrade for your class 8 truck, stay tuned! We’ll be publishing installation videos, dyno testing and more in the coming weeks.


Have questions about a FASS Diesel Fuel System for your truck? Give us a call at (636) 497-2015 or shoot us an email at techsupport@fassride.com.


Thanks for watching!


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More Fass Diesel Fuel Systems Videos: https://www.youtube.com/FASSFuelSystems

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What is a FASS No-Drop Kit?

By Jake H • December 8, 2025
What is a FASS No-Drop Kit? It’s a FASS Diesel Fuel System that includes a Fuel Sump for quick installation and consistent fuel delivery—no tank drop required.
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Why your STOCK diesel truck benefits from a FASS Fuel System..

By Jake H • December 5, 2025
Upgrade to FASS and enjoy 3× injector life, smoother performance, and unmatched 2-micron filtration for your class 8 truck, pickup, or diesel-powered equipment!