The Fleetguard LF9009 Heavy Duty Engine Oil Filter is a premium lube combo spin-on filter engineered for Cummins diesel engines and other heavy-duty trucks, construction machinery, and industrial equipment. Designed with multi-layer synthetic StrataPore media, this filter delivers outstanding filtration efficiency, capturing metal particles, soot, sludge, and dust to keep the lubricant clean and extend engine life.
Its full-flow + by-pass combination design integrates two filtration stages in a single spin-on housing, reducing plumbing complexity while supporting long service intervals in severe duty applications.
| Product Name | LF9009 Engine Oil Filter |
| Tank Diameter | 118.5 Mm |
| Sealing Ring Outer Diameter | 118.9 Mm |
| Sealing Ring Inner Diameter | 101.9 Mm |
| Thread Size | 2 1/4-12 UNS |
| Total Height | 301.8 Mm |
| Customization (OEM/ODM) | Acceptable |
Specifically designed to remove metal wear particles, carbon soot, sludge, and dust. It significantly reduces engine wear and extends engine service life, ideal for heavy-duty diesel applications.


Combines full-flow and by-pass filtration in one unit. The full-flow section cleans all oil before circulation, while the by-pass section precision-filters fine particles. This improves performance and saves installation space.



Engineered for high-load, long-hour working conditions. Features a durable spin-on metal canister with an integrated filter element and rubber sealing gasket for reliable performance under high pressure and vibration.
Commonly used on Cummins ISC 8.3L, ISL 9.0L, ISM, and other medium to large displacement engines.
Applied in tractors, dump trucks, and commercial vehicles including Dongfeng Tianlong, FAW, and Shaanxi Auto.
Popular in wheel loaders, excavators, and cranes from LiuGong, Zoomlion, and other leading OEMs.
Suitable for diesel generator sets, industrial pump stations, and air compressors requiring continuous operation.


