LOJYU LF14002NN Oil Filter for Cummins 5520789 for Cummins L9 ISL9 ISC Engines for Freightliner M2 Peterbilt 337 348 Kenworth T370 Replaces LF9009 DBL7300 B40142 High Flow Synthetic — Open-Box

ADVANCED SYNTHETIC MEDIA: Utilizes high-efficiency micro-fiber composite technology to capture 99% of debris at 30 microns and 72% at 10 microns. Engineered for modern EGR systems to trap fine soot particles while maintaining optimal oil pressure during 30,000-mile extended service intervals. Features a 2 1/4-12 UN-2B thread for precise mechanical engagement. RUGGED CANISTER DESIGN: Constructed with heavy-gauge steel to withstand high-pressure surges and vibrations common in heavy-duty diesel engines. Features a high-temperature Viton gasket to ensure a leak-proof seal even under extreme engine heat. This professional-grade build prevents canister deformation and avoids common leaks associated with standard rubber seals during cold starts. WIDE CROSS REFERENCE: Engineered as a direct performance replacement For Fleetguard LF14002NN, For Fleetguard LF9009, For Cummins 5520789, For Donaldson DBL7300, For Donaldson P553000, For Baldwin B40142, For Wix 51748XD, For Luber-Finer LFP3000XL, and For NAPA 1748XD. This unit serves as the modern upgrade path for legacy fleets currently utilizing older filtration standards. PRECISE VEHICLE FITMENT: Optimized for Cummins L9, ISL, and ISC engine platforms. Fits For Freightliner M2 106, 108SD, 114SD, For Peterbilt 337, 348, 520, For Kenworth T270, T370, T440, For International MV, HV series, and For Blue Bird Transit Buses. Please note this is a spin-on unit and does not fit Detroit Diesel DD13 or DD15 cartridge housings. MAXIMIZED SERVICE LIFE: Supports extended drain intervals of up to 50,000 miles, reducing total cost of ownership for fleet managers and owner-operators. Arrives in rigid, double-walled reinforced packaging to ensure structural integrity and prevent transit dents. Meets all OEM specifications to maintain full factory warranty coverage under the Magnuson-Moss Act.

Premium Heavy-Duty Filtration Solution

Maximize your engine life and operational efficiency with this OEM-manufactured aftermarket oil filter. Specifically engineered for the Cummins L9 platform and legacy ISC/ISL engines, this filter provides a superior upgrade path from standard cellulose filters. By utilizing multi-layered synthetic micro-fiber technology, it ensures consistent oil flow and high-capacity contaminant holding even in extreme vocational environments like refuse collection and regional hauling.

Technical Specifications

• Thread Size: 2 1/4-12 UN-2B
• Media Type: Multi-Layer High-Efficiency Synthetic
• Efficiency: 99% at 30 Microns
• Dust Holding Capacity: 100 Grams
• Bypass Valve: None (Requires Engine-Side Relief)
• Gasket Material: High-Temperature Fluorocarbon

Engine Compatibility

• For Cummins L9 (Model Years 2020-Present)
• For Cummins B6.7 (High-Capacity Sump Industrial)
• For Cummins ISL9, ISL G, ISC8.3, ISM

For Freightliner: M2 106, M2 108SD, 114SD

For Peterbilt: 337, 348, 520, 535, 536, 537, 548

For Kenworth: T270, T370, T440, T470

For International: MV Series, HV Series

For Bus Applications: Blue Bird Vision, Thomas Built Saf-T-Liner C2

Replaces: 5520789, P553000, P551103, LFP3000XL, 51748XD, 1748XD, 95384

Note: This filter is designed for Cummins series engines. It is NOT a direct replacement for Detroit Diesel DD13, DD15, or DD16 cartridge-style filters. Please verify your thread pitch before installation.