Wix 33934 Fuel Filter

WIX 33934 Fuel Filter for Mercedes-Benz Sprinter

The WIX 33934 is a complete in-line fuel filter built for diesel and fuel delivery systems that demand consistent filtration and reliable sealing. It uses 5-micron cellulose media and a 1 GPM flow rate to help maintain clean fuel delivery in medium- and heavy-duty service.

Compatible With Mercedes-Benz Sprinter 2500, Mercedes-Benz Sprinter 3500, and Mercedes-Benz Sprinter 3500XD applications, this fuel filter is also cross-referenced to NAPA Gold Filters 3934 and Fleetguard FF5692 for the same application.

Key Features

• Part number 33934 fuel filter from WIX
• 5-micron cellulose media for fine fuel filtration
• 1 GPM flow rate
• Complete in-line fuel filter style
• Corrosion-resistant can, center tube, and end caps
• Leak-resistant sealing components for demanding operating conditions
• Built for HD duty applications in trucks and equipment

Detailed Description

WIX HD Fuel Filters are engineered for applications such as medium and heavy trucks, farm equipment, construction equipment, mining equipment, and other demanding diesel systems. The 33934 uses application-specific filtration media and durable construction to support OEM fuel filter change intervals. Its 5.026-inch height, 3.594-inch outer diameter, closed top, .400 inlet, and 5/16 outlet make it a direct-service fuel filter choice for a range of Mercedes-Benz Sprinter and Dodge Sprinter diesel applications.

Use the WIX 33934 when servicing Mercedes-Benz Sprinter 2500 and Sprinter 3500 models, including 2010-2013 and 2016-2022 Sprinter 2500 and Sprinter 3500 coverage, plus 2018-2022 Sprinter 3500XD coverage. It also covers select Dodge Sprinter 2500 and Sprinter 3500 models, along with other listed Mercedes-Benz diesel vehicles such as GL350, ML350, E350, R350, S350, E320, GL320, ML320, R320, and Vito applications.

What It Helps Address

• Restricted fuel flow from a loaded or contaminated filter
• Diesel fuel contamination reaching injectors or fuel system components
• Hard starting caused by poor fuel filtration
• Fuel delivery inconsistency under load
• Leak concerns from worn sealing components

Installation Notes and Tips

Verify inlet and outlet sizing, filter height, and housing style before installation. Replace the filter at the service interval recommended for the vehicle or equipment, and inspect the fuel lines and connections for wear or contamination during service. Confirm the exact application by year, make, and model before ordering, especially on Mercedes-Benz Sprinter and Dodge Sprinter diesel platforms.

Quality Assurance

WIX builds this fuel filter with high-strength, corrosion-resistant components and sealing materials selected for long service life in harsh operating environments. The design supports OEM-recommended fuel filter change intervals and consistent filtration performance in HD service.