OE Quality
60-Day Returns

MPA Electrical 11391 Alternator
Reliable Remanufactured Alternator for Acura and Honda Vehicles
The MPA Electrical Remanufactured Alternator 11391 is designed to restore charging system performance in select Acura and Honda models. Engineered with quality components, this 12-volt alternator delivers 130 amps to meet your vehicle's electrical demands.
- 130 amps output for consistent electrical power
- Internal fan for efficient cooling
- 6 groove serpentine pulley compatible with factory belts
- Internal voltage regulator for stable voltage control
- Clockwise rotation at 11:00 clock position
- Manufactured by Nippondenso, a trusted OEM supplier
Detailed Features and Specifications
This remanufactured alternator, part number 11391, is built to OEM standards with a Nippondenso core. It features a 12-volt electrical system and a 130-amp output capacity suitable for vehicles requiring higher electrical loads. The internal fan design helps maintain optimal operating temperatures, while the internal voltage regulator ensures consistent voltage output to protect your vehicle's electrical components. The 6 groove serpentine pulley matches factory belt configurations, simplifying installation and ensuring proper belt alignment. The alternator rotates clockwise and is positioned at the 11:00 clock orientation, matching original equipment specifications.
Compatible Vehicles and Applications
This alternator is compatible with a range of Acura and Honda models, including:
- Acura MDX, RL, TL, TSX, ZDX
- Honda Odyssey, Pilot, Ridgeline
It is designed to replace the original alternator in these vehicles, restoring reliable charging and electrical system performance.
Common Issues Addressed by This Alternator
- Battery not charging or frequent battery drain
- Dimming or flickering headlights and interior lights
- Electrical system warning lights on the dashboard
- Unusual noises from the alternator area
- Vehicle stalling or difficulty starting due to electrical failure
Installation Notes and Tips
When installing the MPA Electrical Remanufactured Alternator 11391, ensure the serpentine belt is properly aligned with the 6 groove pulley. Verify the clockwise rotation and 11:00 clock position match the original alternator to avoid fitment issues. It is recommended to inspect the battery and electrical connections during installation to ensure optimal performance. Professional installation is advised for accurate wiring and mounting.
Quality Assurance and Warranty
The MPA Electrical Remanufactured product line offers a cost-effective alternative to new parts by restoring original components to meet strict quality standards. This alternator undergoes thorough testing to ensure reliable operation and durability. While specific warranty details may vary, remanufactured parts typically include a limited warranty covering defects in materials and workmanship.
| Brand | MPA Electrical |
| Part Number | 11391 |
| Position | Remanufactured |
| Amps | 130 Amps |
| Clock | 11:00 |
| Fan | Internal |
| Manufacturer | Nippondenso |
| Pulley | 6 Groove Serpentine |
| Regulator | Internal |
| Rotation | Clockwise |
| Volts | 12 Volts |
This part fits 38 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2014 | Acura | TL | 3.7L | V6 | N/A | Remanufactured |
| 2014 | Acura | TL | 3.5L | V6 | N/A | Remanufactured |
| 2014 | Acura | TSX | 3.5L | V6 | N/A | Remanufactured |
| 2013 | Acura | MDX | 3.7L | V6 | N/A | Remanufactured |
| 2013 | Acura | TL | 3.7L | V6 | N/A | Remanufactured |
| 2013 | Acura | TL | 3.5L | V6 | N/A | Remanufactured |
| 2013 | Acura | TSX | 3.5L | V6 | N/A | Remanufactured |
| 2013 | Acura | ZDX | 3.7L | V6 | N/A | Remanufactured |
| 2012 | Acura | MDX | 3.7L | V6 | N/A | Remanufactured |
| 2012 | Acura | RL | 3.7L | V6 | N/A | Remanufactured |
| 2012 | Acura | TL | 3.7L | V6 | N/A | Remanufactured |
| 2012 | Acura | TL | 3.5L | V6 | N/A | Remanufactured |
| 2012 | Acura | TSX | 3.5L | V6 | N/A | Remanufactured |
| 2012 | Acura | ZDX | 3.7L | V6 | N/A | Remanufactured |
| 2011 | Acura | MDX | 3.7L | V6 | N/A | Remanufactured |
| 2011 | Acura | RL | 3.7L | V6 | N/A | Remanufactured |
| 2011 | Acura | TL | 3.7L | V6 | N/A | Remanufactured |
| 2011 | Acura | TL | 3.5L | V6 | N/A | Remanufactured |
| 2011 | Acura | TSX | 3.5L | V6 | N/A | Remanufactured |
| 2011 | Acura | ZDX | 3.7L | V6 | N/A | Remanufactured |
| 2011 | Honda | Pilot | 3.5L | V6 | N/A | Remanufactured |
| 2011 | Honda | Ridgeline | 3.5L | V6 | N/A | Remanufactured |
| 2010 | Acura | MDX | 3.7L | V6 | N/A | Remanufactured |
| 2010 | Acura | RL | 3.7L | V6 | N/A | Remanufactured |
| 2010 | Acura | TL | 3.7L | V6 | N/A | Remanufactured |
| 2010 | Acura | TL | 3.5L | V6 | N/A | Remanufactured |
| 2010 | Acura | TSX | 3.5L | V6 | N/A | Remanufactured |
| 2010 | Acura | ZDX | 3.7L | V6 | N/A | Remanufactured |
| 2010 | Honda | Odyssey | 3.5L | V6 | N/A | Remanufactured |
| 2010 | Honda | Pilot | 3.5L | V6 | N/A | Remanufactured |
| 2010 | Honda | Ridgeline | 3.5L | V6 | N/A | Remanufactured |
| 2009 | Acura | RL | 3.7L | V6 | N/A | Remanufactured |
| 2009 | Acura | TL | 3.7L | V6 | N/A | Remanufactured |
| 2009 | Acura | TL | 3.5L | V6 | N/A | Remanufactured |
| 2009 | Honda | Odyssey | 3.5L | V6 | N/A | Remanufactured |
| 2009 | Honda | Pilot | 3.5L | V6 | N/A | Remanufactured |
| 2009 | Honda | Ridgeline | 3.5L | V6 | N/A | Remanufactured |
| 2008 | Honda | Odyssey | 3.5L | V6 | N/A | Remanufactured |
* 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.