How to Install a Drop-In Fuel System for CAT Engines | DIFSCAT1001
Jake H • May 13, 2024

Designed specifically for CAT engines, our DIFSCAT1001 Kit comes with everything needed to install it. This kit is compatible with 3406E, C10, C11, C12, C13, C15, C16, and C18 Caterpillar Engines Equipped with 1R-0749 and 1R-0750 Fuel Filters—and is 100% drop-In, with no additional modifications needed.

What is a FASS Diesel Fuel Systems No-Drop Kit_Blog Image
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.
Why your STOCK diesel truck benefits from a FASS Fuel System_Blog Image
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!