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Remy 12454 Alternator
| Brand | Remy 12454 |
|---|---|
| Amperage Rating | 80 |
| Fan Type | Internal |
| New or Remanufactured | Remanufactured |
| OE Manufacturer | Nippondenso |
| Pulley Included | Yes |
| Rotation Direction | Clockwise |
| Voltage (V) | 12 |
| Voltage Regulator Type | Internal |
| Product line | Premium Remanufactured |
| Fits | Toyota · 4 vehicles |
Premium remanufactured. OE-manufacturer remanufacturing for dependable charging performance.
Internal regulator. Built with an internal voltage regulator for simpler installation.
Pulley included. Ready for installation with the pulley already in place.
Cross-references 27060-50300 and 104210-8010 for the same application. See all 2.
Remanufactured Alternator for Toyota Tundra
This Remy Premium Remanufactured alternator, part number 12454, is built for 12-volt charging systems and delivers 80 amps of output. It is a direct-fit replacement for select 2003-2006 Toyota Tundra applications with Nippondenso-style mounting and electrical specifications.
The Premium Remanufactured line focuses on OE-style fit and function for charging system service. This alternator includes an internal fan, internal voltage regulator, clockwise rotation, and pulley included, making it a practical replacement for a worn or failing factory unit.
Key Features
- Remy Premium Remanufactured alternator
- Part number 12454
- 80 amp amperage rating
- 12-volt electrical system
- Internal fan design
- Internal voltage regulator
- Clockwise rotation
- Pulley included
- OE manufacturer reference: Nippondenso
Fitment Details
Fits 2003-2006 Toyota Tundra, N/A. This Toyota Tundra alternator application is listed as standard with 80 amps and matches the confirmed vehicle coverage for part number 12454.
This part cross-references Nippondenso-style numbers 27060-50300 and 104210-8010 for the same application.
What It Helps Address
- Battery warning light caused by low charging output
- Dim lights or electrical instability at idle
- Slow battery recovery after starting
- Charging system failure from a worn alternator
- Voltage irregularities in the vehicle electrical system
Installation Notes
Verify pulley alignment, connector style, and mounting points against the original unit before installation. Confirm the vehicle uses the listed 80 amp, 12-volt configuration and clockwise rotation. After installation, check charging voltage at the battery and inspect belt condition and tension.
Quality Assurance
Remy Premium Remanufactured parts are remanufactured to restore OE-style charging system performance using the listed specifications for this application. Part number 12454 is built for confirmed Toyota Tundra fitment and the Nippondenso reference platform.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Toyota | Tundra | 4.7L | V8 | N/A | Std; 80 Amps; Premium Remanufactured |
| 2005 | Toyota | Tundra | 4.7L | V8 | N/A | Std; 80 Amps; Premium Remanufactured |
| 2004 | Toyota | Tundra | 4.7L | V8 | N/A | Std; 80 Amps; Premium Remanufactured |
| 2003 | Toyota | Tundra | 4.7L | V8 | N/A | Std; 80 Amps; Premium Remanufactured |
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