Diesel Oil Filters

Fleetguard FS1098 Fuel / Water Separator Spin-On Filter

Name: Fleetguard FS1098 Fuel / Water Separator Spin-On Filter
Brand: Diesel Oil Filters
SKU: FS1098
Price: 99.95 USD
Availability: InStock

Premium heavy-duty spin-on fuel and water separator designed to remove contaminants and water from diesel fuel systems in commercial truck applications.

SKU:FS1098

Category: Fuel Filters

$99.95 USD

Sale Sold out

Product Compatibility

Heavy-duty diesel fuel systems
Commercial truck applications
Fleet and severe-duty diesel equipment
Compatible with FH21464, FH21462, and FH143 systems
Replaces Fleetguard FS20038

Specification	Value
Part Number	FS1098
Filter Type	Fuel / Water Separator
Style	Spin-On
Media Type	StrataPore™
Length	9.02 in (229.06 mm)
Largest OD	4.72 in (120.00 mm)
Gasket OD	4.00 in (101.64 mm)
Gasket Inside Diameter	1.20 in (30.50 mm)
Rated Flow	1.06 gpm / 4.00 L/min
Emulsified Water Separation	95%
Test Specification	SAE J905

Premium StrataPoreTM filtration media
High-efficiency contaminant removal
Excellent water separation performance
Durable heavy-duty spin-on construction
Helps protect injectors and fuel system components
Supports reliable fuel flow and clean fuel delivery
Designed for severe-duty diesel applications

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Frequently Asked Questions

Everything you need to know before ordering.

Most diesel engines require oil filter replacement during every scheduled oil change. Always follow the manufacturer's maintenance recommendations.

Fuel filter replacement intervals vary by engine and operating conditions, but many diesel engines require replacement every 10,000–30,000 miles.

You can search by part number, OEM number, engine model, or manufacturer cross-reference. If you're unsure, contact us and we'll help identify the correct filter.

Many diesel engines use a primary and secondary fuel filter system to remove contaminants and protect sensitive fuel injection components.

Yes. Many oil, fuel, air, and coolant filters have equivalent replacements across multiple manufacturers.

Most in-stock orders are processed within one business day and shipped from our warehouse.