Fleetguard FF5825NN Spin-On Fuel Filter — OEM Cummins Filtration

The Fleetguard FF5825NN Spin-On Fuel Filter is engineered by Cummins Filtration to meet the demanding requirements of modern diesel engines, offering outstanding protection and reliability. Designed with advanced NanoNet filtration media, this filter captures microscopic contaminants down to 4 microns, helping safeguard injectors, pumps, and other critical fuel system components. With its robust build and precise thread specifications (M90 × 2 mm), it delivers a tight, dependable seal to prevent leaks and maintain fuel system integrity.

Ideal for use in Cummins ISX, X12, and X15 engine families and associated heavy-duty diesel applications, this filter helps maintain optimal engine performance, reduces risk of injector wear, and supports consistent fuel delivery even under challenging conditions. The larger diameter and extended height ensure greater capacity to trap debris, while the NanoNet media retains particles securely even during vibration or flow surges.

When you install the FF5825NN, you get the assurance of Cummins OEM quality, field-validated design, and seamless integration with your engine’s fuel system. Always confirm thread size, gasket dimensions, and engine compatibility before ordering. With the Fleetguard FF5825NN, you benefit from high-level protection and durable filtration under the toughest diesel conditions.