WIX Filters 33732 Fuel Water Separator Filter

Description:

The WIX 33732 Fuel Water Separator Filter is used in heavy-duty diesel fuel systems for filtering contaminants and separating water before fuel reaches injectors and engine fuel system components. Commonly installed in Cummins QSC and QSL Tier 3 diesel engines used in construction equipment, industrial machinery, generators, and commercial fleet vehicles requiring spin-on fuel and water separation filtration. Maintenance teams, diesel technicians, and fleet service facilities use this filter for preventive maintenance, fuel system servicing, and replacement of contaminated or water-saturated diesel fuel filters.

Applications:

The WIX 33732 fuel water separator filter is widely used in heavy-duty diesel environments requiring dependable fuel filtration and water removal for injector protection and reliable engine performance. It is commonly integrated into Cummins-powered construction equipment, paving machinery, industrial generators, agricultural equipment, and commercial fleet applications where clean fuel delivery and moisture separation are critical for maintaining injector efficiency, reducing fuel system wear, preventing corrosion, and extending diesel engine service life. The spin-on separator design supports simplified maintenance and efficient water drainage in demanding industrial and off-road applications.

Technical Specifications:

• Brand: WIX
• Part Number: 33732
• Product Type: Fuel Water Separator Filter
• Filter Style: Spin-On Fuel/Water Separator Filter
• Compatible Fuel Type: Diesel
• Filtration Media: Enhanced Cellulose
• Nominal Micron Rating: 13 Micron
• Height: 7.58 Inches (193 mm)
• Outer Diameter Top: 3.65 Inches (93 mm)
• Thread Size: 1-14
• Maximum Flow Rate: 12–15 GPM
• Burst Pressure: 203 PSI
• Water Drain Feature: Yes
• Sensor Port: Yes
• Application Type: Heavy-Duty Diesel Fuel Filtration and Water Separation
• Installation Type: Spin-On Mounting
• Function: Fuel Contaminant Removal and Water Separation
• Compatible Engines: Cummins QSC and QSL Tier 3 Diesel Engines
• Compatible Equipment: Construction Equipment, Industrial Machinery, Fleet Vehicles
• Industry Applications: Construction, Agriculture, Industrial Equipment, Fleet Maintenance
• Cross Reference: NAPA Gold 3732
• OEM References: Cummins 3973233, Fleetguard FS19732, Donaldson P550848

Common Replacements:

• Baldwin BF1385SPS
• Fleetguard FS19732
• Donaldson P550848