Description
The Fuel Filter Cummins 3308638 / FS1212 is a high-quality fuel/water separator designed for heavy-duty diesel engines, including Cummins-powered trucks, generators, and industrial machinery. It plays a crucial role in maintaining engine efficiency by filtering diesel fuel before it reaches the injection system.
This filter features advanced multi-stage filtration media that effectively removes dirt, rust, and debris while also separating water from fuel. This ensures clean fuel flow, protects injectors, and prevents corrosion within the fuel system.
With a typical 20-micron filtration rating and high efficiency, it provides reliable performance even under harsh operating conditions. Its spin-on design allows easy installation and secure fitting, making it ideal for routine maintenance of heavy-duty engines.
Built with durable materials and OEM-standard specifications, this filter is compatible with a wide range of equipment and cross-references with multiple part numbers including FS1212 and 3315843.
Using this fuel filter helps to:
Maintain clean fuel supply to the engine
Remove water and contaminants from diesel fuel
Protect injectors and fuel system components
Improve engine performance and reliability



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