OE Quality
60-Day Returns

Spectra MA294 Mass Air Flow Sensor
Reliable Mass Air Flow Sensor for Audi S4, S6, and S8
The Spectra MA294 Mass Air Flow Sensor is designed to provide accurate airflow measurement for Audi S4, S6, and S8 models. This sensor helps maintain optimal engine performance by ensuring precise air intake data is delivered to the engine control unit.
- Compatible with Audi S4, S6, and S8 models
- OEM-quality replacement part number MA294
- Measures the volume and density of air entering the engine
- Ensures accurate fuel injection and ignition timing
- Direct fit for easy installation without modifications
Product Overview and Functionality
The Spectra MA294 Mass Air Flow Sensor is an essential component in the emission control system of Audi vehicles. It accurately measures the amount of air entering the engine, allowing the engine control unit to adjust fuel delivery accordingly. This precise measurement is critical for maintaining engine efficiency, reducing emissions, and preventing performance issues. Designed specifically for Audi S4, S6, and S8 models, this sensor meets strict quality standards to ensure reliable operation and durability.
Common Applications and Problem Resolution
- Helps resolve rough idling and engine hesitation
- Addresses poor fuel economy caused by incorrect air measurement
- Prevents check engine light triggers related to airflow sensor faults
- Improves acceleration response and overall engine performance
- Reduces emissions by ensuring proper air-fuel mixture
Installation Notes and Tips
Installation of the Spectra MA294 Mass Air Flow Sensor is straightforward for technicians familiar with Audi S4, S6, and S8 models. Ensure the engine is cool before beginning installation. Disconnect the battery to prevent electrical shorts. Remove the old sensor carefully to avoid damaging the intake system. Install the new sensor in the original mounting location and reconnect all electrical connectors securely. After installation, clear any diagnostic trouble codes and verify sensor operation with a scan tool.
Quality Assurance and Warranty Information
Manufactured to meet or exceed OEM specifications, the Spectra MA294 Mass Air Flow Sensor undergoes rigorous testing to ensure consistent performance and reliability. This part is backed by a limited warranty, providing coverage against defects in materials and workmanship. Using this sensor helps maintain the emission control integrity of your Audi S4, S6, or S8, supporting compliance with environmental standards.
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2009 | Audi | S4 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2008 | Audi | S4 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2007 | Audi | S4 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2006 | Audi | S4 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2005 | Audi | S4 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2004 | Audi | S4 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2004 | Audi | S6 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2003 | Audi | S6 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2003 | Audi | S8 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2002 | Audi | S6 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2002 | Audi | S8 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
| 2001 | Audi | S8 | 4.2L | V8 | N/A | Mass Air Flow Sensor with integrated housing |
* 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.