OE Quality
60-Day Returns

Denso 143-3046 Air Filter
Overview of the Denso FTF Air Filter 143-3046
The Denso FTF Air Filter 143-3046 is designed to provide reliable engine air filtration for select Toyota and Scion models. Its rectangular shape and precise dimensions ensure a proper fit and efficient airflow for vehicles like the Toyota Echo, xA, and xB.
- Rectangular engine air filter with dimensions: 249 mm (Side A) x 120 mm (Side B) x 53 mm (Height)
- Compatible with Toyota Echo, xA, and xB models
- Part number 143-3046 for accurate identification and replacement
- Part of the Denso FTF Air Filter product line, engineered for consistent filtration performance
Detailed Product Description
This engine air filter features a rectangular design measuring 249 mm in length (Side A), 120 mm in width (Side B), and 53 mm in height. These dimensions are critical for ensuring a secure fit within the air intake system of compatible vehicles. The Denso FTF Air Filter 143-3046 is manufactured to meet OEM specifications, providing effective filtration to protect the engine from dust, dirt, and other airborne contaminants.
The FTF Air Filter product line by Denso focuses on delivering filtration solutions that maintain engine efficiency and longevity. This line emphasizes precise fitment and filtration media quality, making it suitable for the Toyota Echo, xA, and xB models that require this specific filter size and shape.
Compatible Vehicles and Applications
- Designed for Toyota Echo models requiring a rectangular air filter
- Compatible with Scion xA and xB vehicles
- Ideal for maintaining engine performance by filtering intake air
- Helps prevent engine wear caused by airborne particles
Installation Notes and Tips
- Verify part number 143-3046 matches your vehicle’s air filter requirements before installation
- Ensure the rectangular filter is seated properly to avoid air bypass
- Inspect the air filter housing for debris before installing the new filter
- Replace the air filter according to the vehicle manufacturer’s recommended maintenance schedule
Quality Assurance and Warranty
Denso manufactures the FTF Air Filter 143-3046 to meet strict quality standards, ensuring reliable filtration performance. While specific warranty details may vary, Denso products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or manufacturer for exact warranty terms.
| Brand | Denso |
| Part Number | 143-3046 |
| Position | FTF Air Filter |
| Height | 53.0 |
| Shape | RECTANGULAR |
| Side A Length | 249.0 |
| Side B Length | 120.0 |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2006 | Scion | xA | N/A | FTF Air Filter |
| 2006 | Scion | xB | N/A | FTF Air Filter |
| 2005 | Scion | xA | N/A | FTF Air Filter |
| 2005 | Scion | xB | N/A | FTF Air Filter |
| 2005 | Toyota | Echo | N/A | FTF Air Filter |
| 2004 | Scion | xA | N/A | FTF Air Filter |
| 2004 | Scion | xB | N/A | FTF Air Filter |
| 2004 | Toyota | Echo | N/A | FTF Air Filter |
| 2003 | Toyota | Echo | N/A | FTF Air Filter |
| 2002 | Toyota | Echo | N/A | FTF Air Filter |
| 2001 | Toyota | Echo | N/A | FTF Air Filter |
| 2000 | Toyota | Echo | N/A | FTF Air Filter |
* 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.