OE Quality
60-Day Returns

Wix 33964 Fuel Water Separator Filter
Overview of Wix 33964 Fuel Water Separator Filter
The Wix 33964 Fuel Water Separator Filter is designed to protect diesel engines by efficiently separating water from fuel. This cartridge-style filter features enhanced cellulose media and a durable metal canister, making it suitable for heavy-duty applications in vehicles such as Ford Super Duty and Chevrolet Silverado diesel models.
- Class Hb filter with heavy-duty (Hd) duty type for demanding environments
- Height of 7.039 inches for compact fitment
- Inner diameter bottom of 0.660 inches and closed inner diameter top
- Outer diameter top and bottom both measure 4.210 inches
- Enhanced cellulose media for effective filtration
- 10 micron filtration rating to capture fine contaminants
- Cartridge fuel metal canister style for secure installation
Detailed Product Description
The Wix 33964 fuel water separator filter is engineered to provide reliable fuel filtration by removing water and particulate contaminants from diesel fuel systems. Its enhanced cellulose media offers a 10 micron filtration rating, which helps protect fuel injectors and engine components from damage caused by impurities. The cartridge fuel metal canister design ensures a robust housing that withstands heavy-duty use, making it ideal for trucks like the Ford F-250 Super Duty and Chevrolet Silverado 2500HD. With a height of 7.039 inches and an outer diameter of 4.210 inches, this filter fits specific OEM fuel systems requiring a Class Hb filter with heavy-duty duty type.
Applications and Problem Solving
- Prevents water contamination in diesel fuel systems
- Reduces risk of fuel injector clogging and engine misfires
- Protects against corrosion caused by water in fuel
- Improves engine performance and longevity in heavy-duty trucks
- Maintains fuel system cleanliness in Ford and Chevrolet diesel models
Installation Notes and Tips
When installing the Wix 33964 fuel water separator filter, ensure the fuel system is depressurized and the engine is cool. Verify compatibility with your vehicle’s fuel system by checking dimensions and filter class. The closed inner diameter top requires proper alignment during installation to ensure a secure seal. Follow manufacturer torque specifications for the metal canister to avoid leaks. Regular replacement intervals should be observed based on vehicle usage and operating conditions.
Quality Assurance and Warranty
Wix filters are manufactured to meet industry standards for filtration efficiency and durability. The 33964 model undergoes rigorous quality control to ensure consistent performance in heavy-duty applications. While specific warranty details are not provided here, Wix typically offers warranties covering defects in materials and workmanship. Consult Wix documentation or your vehicle’s service manual for warranty and maintenance guidelines.
| Brand | Wix |
| Part Number | 33964 |
| Class | Hb |
| Duty Type | Hd |
| Height | 7.039 |
| Inner Diameter Bottom | 0.660 |
| Inner Diameter Top | Closed |
| Media Material | Enhanced cellulose |
| Micron | 10.00 |
| Outer Diameter Bottom | 4.210 |
| Outer Diameter Top | 4.210 |
| Style | Cartridge fuel metal canister |
This part fits 0 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.