What Are FASS No-Drop PLUS Fuel Systems?
Jake H • September 23, 2025
What Are FASS No-Drop PLUS Fuel Systems?



For Cummins, Duramax, and Powerstroke owners who demand the best in performance, reliability, and fuel-economy, the FASS Titanium Signature Series No-Drop PLUS Fuel Systems deliver a cutting-edge solution.

These premium systems provide ultra-clean fuel, reduce wear on critical components, and simplify the installation process.

What Makes the No-Drop PLUS Line Special

  • Superior Filtration — Eliminates over 99% of entrained water, air, and debris down to an exacting 2 microns. This multi-stage filtration protects sensitive components like fuel injectors and the injection pump.
  • Installer-Friendly Design (“No-Drop”) — Unlike traditional systems that require dropping the fuel tank, the “No-Drop” kits include a fuel sump. You only need to drill a single 3¾-inch hole in the tank’s bottom. Less labor, less hassle.
  • PLUS Level Upgrades — The PLUS variant upgrades the hardware: high-quality ORB (O-Ring Boss) fittings, premium black fuel lines, and other enhancements for leak resistance, durability, and appearance.
  • Enhanced Component Longevity — With cleaner, air-free fuel, these systems help extend the life of your injectors and pump by up to , reducing risk of premature failure and costly replacements.
  • Performance & Efficiency Gains — Users report smoother idle, sharper throttle response, more consistent power delivery, and improved fuel efficiency—especially under load or in demanding conditions.

Who Benefits Most from No-Drop PLUS

  • Owners of trucks with high mileage or weakened factory lift pumps
  • Those who have upgraded their trucks (tuning, injectors, turbos) and need increased fuel volume and stable pressure
  • Anyone concerned about component wear due to air, vapor, or water contamination
  • Users who want a professional-looking installation with durable, high-quality fittings

Summary

The FASS Titanium Signature Series No-Drop PLUS systems combine high-end filtration, premium fittings, and an improved install process to protect and enhance your diesel engine.

They offer diesel owners a top-tier upgrade to maximize lifetime performance and reliability.

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