OE Quality
60-Day Returns

Standard Ignition MAS0318 Mass Air Flow Sensor
Overview of Standard Ignition Mass Air Flow Sensor MAS0318
The Standard Ignition MAS0318 Mass Air Flow Sensor is designed for precise air measurement in Audi vehicles, including the S4, S6, and S8 models. This sensor ensures accurate engine performance by monitoring the amount of air entering the engine.
- Attachment Method: Snap/bolt in for secure installation
- Connector Gender: Female with one oval-shaped connector
- Includes housing for complete assembly
- Constructed from durable plastic material
- Features 4 bolt holes for stable mounting
- Terminal Type: 5 male blade terminals for reliable electrical connection
Detailed Product Description
The Standard Ignition MAS0318 is a complete mass air flow sensor assembly tailored for Audi S4, S6, and S8 models. Its snap and bolt-in attachment method allows for straightforward installation and a secure fit. The sensor includes a female oval connector with one connection point, ensuring compatibility with the vehicle’s wiring harness. The housing is included, providing protection and durability to the sensor components. Made from high-quality plastic, this sensor withstands engine bay conditions while maintaining accurate airflow measurement. The 4 bolt holes facilitate a stable and precise mounting, and the 5 male blade terminals guarantee consistent electrical contact for optimal sensor performance.
Common Applications and Issues Addressed
- Helps resolve engine performance problems related to inaccurate air intake readings
- Addresses rough idling and stalling caused by faulty mass air flow sensors
- Improves fuel efficiency by providing accurate airflow data to the engine control unit
- Reduces emissions by ensuring proper air-fuel mixture
- Prevents check engine light triggers related to mass air flow sensor faults
Installation Notes and Tips
- Ensure the vehicle is turned off and cooled before installation
- Use the 4 bolt holes to securely fasten the sensor in place
- Connect the female oval connector firmly to avoid electrical issues
- Handle the sensor carefully to avoid damage to the plastic housing and terminals
- Verify proper alignment and fitment with Audi S4, S6, or S8 models before finalizing installation
Quality Assurance and Warranty
Standard Ignition provides this MAS0318 mass air flow sensor as a complete assembly, manufactured to meet OEM specifications for Audi vehicles. The sensor undergoes rigorous quality control to ensure reliable performance and durability. While specific warranty details may vary, Standard Ignition products typically include a limited warranty against defects in materials and workmanship, offering confidence in the sensor’s longevity and function.
| Brand | Standard Ignition |
| Part Number | MAS0318 |
| Attachment Method | Snap/Bolt in |
| Connector Gender | Female |
| Connector Shape | Oval |
| Housing Included | Yes |
| Material | Plastic |
| Notes | Complete Assembly |
| Number of Bolt Holes | 4 |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 11 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2009 | Audi | S4 | N/A | |
| 2008 | Audi | S4 | N/A | |
| 2007 | Audi | S4 | N/A | |
| 2006 | Audi | S4 | N/A | |
| 2005 | Audi | S4 | N/A | |
| 2004 | Audi | S4 | N/A | |
| 2003 | Audi | S6 | N/A | |
| 2003 | Audi | S8 | N/A | |
| 2002 | Audi | S6 | N/A | |
| 2002 | Audi | S8 | N/A | |
| 2001 | Audi | S8 | 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.