Wix 33321 Fuel Filter

WIX 33321 Fuel Filter Overview

The WIX 33321 fuel filter is a complete in-line fuel filter built for consistent engine protection in everyday driving and harsher conditions. It is a direct-fit option for select Dodge trucks and vans, including Dodge D150, D250, D350, W150, W250, W350, B150, B250, B350, Dakota, Ramcharger, D100, and W100 applications.

With 11 micron filtration, cellulose media, and 5/16 inch inlet and outlet connections, this WIX fuel filter is built to help maintain clean fuel delivery in older Dodge fuel systems. The 33321 part number is also a common cross-reference for several aftermarket and OE-style listings.

Key Features

• Complete in-line fuel filter design for fuel system service
• 11 micron filtration rating for fine particle capture
• Cellulose media selected for the listed fuel application
• 5/16 inch inlet and 5/16 inch outlet connections
• 4.744 inch overall height with closed top configuration
• Built for normal and severe driving conditions, including stop-and-go traffic, short trips, dirt roads, and construction environments
• Compatible With 1988-1993 Dodge D150, Dodge D250, Dodge W150, and Dodge W250 applications

Detailed Description

WIX engineered the 33321 fuel filter for vehicles that need dependable fuel filtration across a wide range of operating conditions. The filter uses high-efficiency media matched to the application and fuel type, helping support steady fuel flow while capturing contaminants before they reach sensitive fuel system components. For owners searching for a fuel filter for 1988-1993 Dodge D150 or a replacement fuel filter for 1988-1991 Dodge B250, this part number provides a direct service option.

This part cross-references FRAM G6567 and NAPA Gold Filters 3321 for the same application. The WIX 33321 is also listed for 1990-1991 Dodge Dakota Regular Cab and 1988-1988 Dodge Ramcharger applications, making it a practical choice for maintenance on older Dodge platforms.

What It Helps Address

• Restricted fuel flow caused by sediment and debris in the fuel line
• Fuel delivery issues related to contaminated gasoline
• Premature wear on fuel system components from particulate buildup
• Service needs tied to OEM fuel filter change intervals
• Driveability concerns in vehicles used for short trips or stop-and-go traffic

Installation Notes and Tips

Verify inlet and outlet size before installation; this filter uses 5/16 inch connections. Confirm the vehicle application against the listed fitment for your Dodge D100, D150, D250, D350, W100, W150, W250, W350, B150, B250, B350, Dakota, or Ramcharger before service. Replace the filter according to the vehicle maintenance schedule and inspect the fuel lines for wear or contamination during installation.

Quality Assurance

WIX builds this fuel filter with application-specific media and durable construction intended for reliable performance under varied driving conditions. The 33321 is recommended for OEM fuel filter change intervals and is designed to meet the filtration needs of the listed Dodge applications.