Description
FF2203 Spin-On Fuel Filter for Cummins ISX — OEM-Equivalent Replacement
The FF2203 spin-on fuel filter is a high-performance 10-micron replacement for Cummins ISX diesel engines in heavy-duty trucks. Replaces Fleetguard P552203, Cummins 4010476, and Baldwin BF7631. Provides reliable final-stage filtration for your ISX fuel system.
Key Features
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Cummins ISX Compatible: Direct replacement for P552203 on ISX12 and ISX15 engines in Kenworth, Peterbilt, International, and Freightliner trucks.
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10 Micron Final Filtration: Protects HPCR injectors from microscopic particles that cause premature wear and internal leakage.
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High Flow Capacity: Engineered for the high fuel flow demands of ISX engines under full load — no pressure drop or fuel starvation.
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100% Tested: Every FF2203 undergoes leak testing, burst pressure verification, and media integrity inspection.
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IATF 16949 Certified: Same quality management standards as major OEM filter suppliers.
Technical Specifications
| Specification |
Value |
| Part Number |
FF2203 / P552203 |
| OEM Cross Ref |
4010476, 33691, 86691 |
| Filtration |
10 Micron Nominal |
| Thread Size |
Standard Spin-On |
| Application |
Cummins ISX Final Fuel Filter |
Vehicle & Engine Compatibility
| Engine |
Truck Makes |
Models |
| Cummins ISX15 |
Kenworth, Peterbilt, Freightliner, International |
T680/T880, 389/579, Cascadia, LT/ProStar |
| Cummins ISX12 |
International, Kenworth, Peterbilt |
ProStar, T680, 579 |
Why Choose This Product?
A clogged final fuel filter starves ISX injectors, causing lean conditions and catastrophic injector damage. The FF2203's high-capacity media maintains full fuel flow even as it loads with contaminants.
Frequently Asked Questions
Q: How often should the FF2203 be replaced?
A: Replace every 15,000-25,000 miles alongside the primary filter. Shorten to 10,000 miles with heavy idle, dust, or biodiesel use.
Q: Is this the primary or secondary filter?
A: The FF2203 is typically the secondary (final) fuel filter after the primary water separator. Verify your truck's filter configuration.
Q: What's the difference between FF2200 and FF2203?
A: Both are 10-micron spin-on filters for ISX engines but may have different dimensions. Verify your filter head specification before ordering.
Q: Does this come with a new gasket?
A: Yes. Each FF2203 includes a pre-lubricated nitrile gasket for a secure, leak-free seal.
Order your iFJF replacement part today and experience the quality difference. Fast shipping from our US warehouse.
