FASS Diesel Fuel Systems

Titanium Signature Series

Premium fuel systems by FASS, designed for maximum performance, durability and engine protection.
No-Drop - Titanium Signature Series

Signature system packaged with a Fuel Sump Kit so you don’t have to remove the fuel tank (“no-drop”). It replaces the OEM in-tank pump and supports higher flow.
Titanium Signature Series Plus

The next evolution of the Titanium Signature Series, featuring upgraded fittings for improved durability and smoother fuel delivery - built on the same proven filtration platform.
No-Drop - Titanium Signature Series Plus

Combines all the upgraded features of the Titanium Signature Series Plus with FASS’s No-Drop style installation. Using a sump-based mounting approach, allowing you to install the system without removing the fuel tank
Drop In Series

The simplest upgrade: bolt-on filtration kit that utilizes your stock fuel pump (so no sump kit, no in-tank pump swap).