OE Quality
60-Day Returns

Wix 46678 Air Filter
Overview of Wix 46678 Engine Air Filter
The Wix 46678 engine air filter is designed for heavy-duty use in select Chevrolet and GMC trucks. Engineered with enhanced cellulose media, this air filter panel ensures reliable air filtration for models like the Chevrolet Silverado 2500 HD and GMC Sierra 3500.
- Class Ha heavy-duty air filter
- Enhanced cellulose media for efficient filtration
- Panel style air filter with dimensions: 12.250" length, 9.750" width, 2.375" height
- Closed inner diameter top design
- Compatible with Chevrolet Cheyenne, Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500
Technical Details and Specifications
The Wix 46678 engine air filter features a panel style design optimized for heavy-duty applications. Its enhanced cellulose media material provides effective filtration to protect the engine from contaminants while maintaining airflow. The filter measures 12.250 inches in length, 9.750 inches in width, and 2.375 inches in height, fitting precisely in the air intake system of compatible Chevrolet and GMC trucks. The closed inner diameter top ensures a secure fit and proper sealing within the air filter housing.
Compatible Vehicles and Applications
This engine air filter is compatible with several Chevrolet and GMC heavy-duty truck models, including the Chevrolet Cheyenne, Silverado 2500 HD, Silverado 3500, and the GMC Sierra 2500 HD and Sierra 3500. It is specifically designed to meet the filtration needs of these vehicles under demanding operating conditions.
Common Issues Addressed by Wix 46678
- Prevents engine damage caused by dust and debris
- Maintains optimal engine performance by ensuring clean airflow
- Reduces risk of clogged air intake systems
- Helps improve fuel efficiency by maintaining proper air-fuel mixture
- Protects turbochargers and sensors from contamination
Installation Notes and Tips
When installing the Wix 46678 engine air filter, ensure the air filter housing is clean and free of debris before placement. Verify the filter panel is seated correctly with the closed inner diameter top aligned to prevent air bypass. Regular inspection and replacement according to the vehicle manufacturer’s maintenance schedule will help maintain engine performance and longevity.
Quality Assurance and Warranty
Wix filters are manufactured to meet industry standards for heavy-duty applications. The 46678 engine air filter undergoes rigorous quality control to ensure durability and filtration efficiency. Warranty coverage details can be obtained from Wix or authorized distributors, providing assurance of product reliability for Chevrolet and GMC truck owners.
| Brand | Wix |
| Part Number | 46678 |
| Class | HA |
| Duty Type | HD |
| Height | 2.375 |
| Inner Diameter Top | Closed |
| Length | 12.250 |
| Media Material | Enhanced Cellulose |
| Style | Air Filter Panel |
| Width | 9.750 |
This part fits 23 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2018 | Chevrolet | Cheyenne | 5.3L | V8 | N/A | Original Equipment Part Number 25332443 | |
| 2018 | Chevrolet | Cheyenne | 6.2L | V8 | N/A | Original Equipment Part Number 25332443 | |
| 2017 | Chevrolet | Cheyenne | 5.3L | V8 | N/A | ||
| 2005 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | ||
| 2005 | Chevrolet | Silverado 3500 | 6.6L | V8 | N/A | ||
| 2005 | GMC | Sierra 2500 HD | 6.6L | V8 | DIESEL | N/A | |
| 2005 | GMC | Sierra 3500 | 6.6L | V8 | DIESEL | N/A | |
| 2004 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | ||
| 2004 | Chevrolet | Silverado 3500 | 6.6L | V8 | N/A | ||
| 2004 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | ||
| 2004 | GMC | Sierra 3500 | 6.6L | V8 | N/A | ||
| 2003 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | ||
| 2003 | Chevrolet | Silverado 3500 | 6.6L | V8 | N/A | ||
| 2003 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | ||
| 2003 | GMC | Sierra 3500 | 6.6L | V8 | N/A | ||
| 2002 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | ||
| 2002 | Chevrolet | Silverado 3500 | 6.6L | V8 | N/A | ||
| 2002 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | ||
| 2002 | GMC | Sierra 3500 | 6.6L | V8 | N/A | ||
| 2001 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | ||
| 2001 | Chevrolet | Silverado 3500 | 6.6L | V8 | N/A | ||
| 2001 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | ||
| 2001 | GMC | Sierra 3500 | 6.6L | V8 | N/A |
* 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.