Premier Gear PG-11391 Alternator
$120.87 price checked August 2026
If you need a replacement for a 2010-2013 Acura MDX or a 2008-2010 Honda Odyssey, this is the one.
PG-11391 Alternator Overview
The Premier Gear PG-11391 Alternator is for owners of 2008-2014 Honda and Acura models who need a 130 Amp output to maintain reliable vehicle charging.
A failing alternator can leave you stranded with a dead battery or flickering lights during a critical drive. Replacing a unit with insufficient amperage often leads to under-amperage issues where the vehicle cannot keep up with the power demands of the AC or headlights.
The Premier Gear PG-11391 Alternator provides a 130 Amp output to ensure consistent power delivery for compatible vehicles. This unit is manufactured with new quality components to meet or exceed OEM specifications for consistent performance.
We evaluated the car alternator options we compared to select the best fit for specific vehicle requirements. This review is for owners of the Honda Odyssey, Pilot, or Acura MDX looking for a reliable replacement that matches the PG-11391 OEM part number.
If you are looking for a different vehicle, view our full Dodge Journey Alternator review.
How Car Forum World picked: we started from the 200 most-reviewed car alternator listings in our retail dataset, removed duplicates, accessories and off-category products, and 155 qualified. This product is one of 10 from that pool chosen for a full review. Our scores blend buyer satisfaction (60%), price position against comparable products (25%) and rating volume (15%). Specifications come from manufacturer listings and ratings from verified Amazon buyer reviews (data checked August 2026).
The Short Answer on the PG-11391 Alternator
Best for: you need a replacement for a 2010-2013 Acura MDX or a 2009-2014 Honda TL that requires a direct OEM-spec fit.
The Premier Gear PG-11391 Alternator is a reliable choice at $120.87.
- Pro: Manufactured with new quality components rather than remanufactured parts.
- Pro: Engineered to meet or exceed OEM specifications for voltage regulation.
- Pro: Supports 130 Amps to maintain power under high-load conditions.
- Con: The 4.0 rating is lower than some Tier 1 manufacturers, which may indicate variability in long-term durability.
- Con: Limited compatibility restricts use to specific Acura and Honda models.
Don’t buy this if: your vehicle requires an alternator with an amperage higher than 130 Amps or a different connector pin configuration.
Price assessment: The $120.87 price point is fair for a new unit that meets OEM standards.
Car Forum World score: 7.7/10 (data-driven – see “How we picked” above)
Owners of a 3.5L V6 engine can see how the Explorer Alternator performs.
Drivers of luxury vehicles should see our comparison for the best alternator for BMW 3 Series X5.
Specifications in Full
| Brand | Premier Gear |
| Model Number | PG-11391 |
| Amperage | 130 Amps |
| Voltage | 12 Volts |
| Item Weight | 12.7 pounds |
| Product Dimensions | 8.23 x 7.28 x 7.09 inches |
| Compatibility | Acura MDX Base 3.7L 2010-13, TL Base 3.5L 2009-14, Honda Odyssey EX-L 3.5L 2008-10, Pilot EX-L 3.5L 2009-11 |
The PG-11391 Alternator provides 130 Amps of output to meet the electrical requirements of the compatible Acura and Honda models.
Where this sits in the buyer data: Among the 155 products screened for this category, this one’s 4.0 rating places it #105, on 185 ratings – above the 20-rating median of that group, so the average rests on more feedback than most of its comparables. On price it undercuts 104 of them.
You can find a detailed spec breakdown in our review of the F-150 Alternator.
Before You Buy: PG-11391 Alternator Checklist
The first thing to check is your vehicle’s specific engine configuration and year to ensure the electrical connector and mounting points match your car’s architecture.
- ✓ Confirm your vehicle model is an Acura MDX Base 3.7L (2010-13), TL Base 3.5L (2009-14), Honda Odyssey EX-L 3.5L (2008-10), or Pilot EX-L 3.5L (2009-11) — these are the specific compatible models.
- ✓ Verify the OEM part number matches PG-11391 — this ensures the alternator is the correct replacement for your specific vehicle.
- ✓ Check that your vehicle requires a 130 Amp output — this is the amperage rating for the PG-11391 Alternator.
- ✓ Confirm your system operates on 12 Volts — this is the standard voltage for this unit.
- ✓ Verify the pulley diameter matches your existing serpentine belt — an incorrect pulley size can cause belt slippage or premature wear.
You should not buy this product if your vehicle requires a different amperage or a different physical bracket configuration than those listed for these specific Honda and Acura models.
What These Specifications Let You Do
OEM Specification Compliance
The PG-11391 Alternator meets or exceeds OEM specifications to ensure your vehicle’s electrical system receives consistent voltage. Because it is engineered to match factory standards, the PG-11391 Alternator maintains the 12 Volts required to power your car’s electronics without the fluctuations common in lower-tier aftermarket parts.
The 130 Amps output provides the necessary current to support high-draw accessories, such as heavy sound systems or winches, without overheating. Since the PG-11391 Alternator is manufactured with new quality components, it avoids the common high-pitched whine or excessive vibration found in some budget alternatives. If your specific electrical load exceeds 130 Amps, you should verify your vehicle’s peak requirements before ordering.
Multi-Model Compatibility
Multi-model compatibility for the PG-11391 Alternator ensures a proper fit for several specific Honda and Acura platforms. You can use this unit for the Acura MDX Base 3.7L (2010-13), the TL Base 3.5L (2009-14), the Honda Odyssey EX-L 3.5L (2008-10), and the Pilot EX-L 3.5L (2009-11).
The PG-11391 Alternator uses the PG-11391 OEM part number to ensure the electrical connector and mounting points match your vehicle’s specific architecture. Before purchasing, you must confirm that your vehicle’s alternator housing and pulley dimensions match the PG-11391 specifications to prevent belt slippage or connector pin configuration issues.
How the PG-11391 Alternator Compares to Alternatives
The Premier Gear PG-11391 Alternator provides a high-output 130 Amps of power, which exceeds the 110A output found on the Kia Soul Forte Rio Hyundai Veloster Alternator.
- The PG-11391 Alternator costs $0.88 more than the Honda Accord 14489N Alternator.
- The Kia Soul Forte Rio Hyundai Veloster Alternator has a 4.3 rating, while the PG-11391 Alternator holds a 4.0 rating.
- The DB Electrical 400-52110R Alternator provides 140 Amps, which is 10 Amps more than the PG-11391 Alternator.
- The DB Electrical AND0481 Alternator provides 170 Amps and a clutch pulley, whereas the PG-11391 Alternator provides 130 Amps.
- The Chevrolet Malibu Pontiac G6 Saturn Aura Alternator costs $1.08 less than the PG-11391 Alternator.
If you require the highest possible amperage for high-load electrical systems, the DB Electrical AND0481 Alternator is the better pick because it provides 170 Amps.
The price of the PG-11391 Alternator is lower than dealership units because it is an aftermarket part manufactured with new quality components to meet OEM specifications. Because we do not have the internal component materials for the dealership unit, you should verify the specific brand of the internal voltage regulator before purchasing.
For more affordable options, see the best budget alternator for Honda Accord 2013-2017.
PG-11391 Alternator Buying Questions Answered
Will the Premier Gear PG-11391 Alternator fit my Honda Odyssey?
Yes, the PG-11391 Alternator is compatible with the Honda Odyssey EX-L 3.5L for the 2008-10 model years. You should confirm your vehicle’s specific requirements with a qualified installer to ensure the mounting points and electrical connectors align with your specific production build.
Is the PG-11391 Alternator a remanufactured or new unit?
The PG-11391 Alternator is a brand new unit manufactured with new quality components rather than being a remanufactured or rebuilt part. This ensures the internal components have not been previously subjected to wear or high-heat cycles.
What is the warranty on the PG-11391 Alternator?
The provided specifications do not list a specific warranty duration for the PG-11391 Alternator. You should verify the specific warranty terms with the seller before purchasing to understand the coverage for premature failures.
Does the PG-11391 Alternator meet OEM specifications?
The PG-11391 Alternator is engineered to meet or exceed OEM specifications for the Acura MDX, Honda TL, Odyssey, and Pilot models listed. It provides the 130 Amps of output required to maintain the 12 Volts necessary for vehicle electrical systems.
Is the PG-11391 Alternator Right for You?
The PG-11391 Alternator suits 5 kinds of buyer and is the wrong choice for 4 jobs, listed below with the reason for each.
Who the PG-11391 Alternator is for, and what it does well
Who the PG-11391 Alternator suits
- Acura MDX owners — need a direct replacement for the 3.7L engine’s electrical system
- Honda Odyssey owners — require a reliable power source for the 3.5L EX-L trim
- Honda Pilot owners — need a 130 Amp alternator to maintain the EX-L trim’s electronics
- Honda TL owners — seeking a 12-volt replacement for the 3.5L engine model
- Independent auto repair technicians — need a new quality component to meet OEM specifications for Honda/Acura repairs
What the PG-11391 Alternator handles well
- Replacing a failed factory alternator — engineered to meet or exceed OEM specifications
- Powering standard vehicle electronics — 130 Amps capacity
- Maintaining standard 12V electrical systems — 12 Volts output
- Restoring a 2010-2013 Acura MDX — compatible with 3.7L base model
- Maintaining a 2008-2010 Honda Odyssey — compatible with 3.5L EX-L model
What the PG-11391 Alternator is the wrong choice for
- Heavy-duty winch operation — 130 Amps may be insufficient for high-draw winch loads
- High-output aftermarket audio systems — 130 Amps limit may not support extreme subwoofers
- Commercial trucking applications — 12 Volts and 130 Amps are for passenger vehicles, not heavy-duty trucks
- Vehicles with 24V systems — 12 Volts output is incompatible
What to budget alongside the PG-11391 Alternator, and what to skip
- Old alternator — this is a brand new unit with new quality components
- Voltage regulator — usually integrated into the alternator assembly
- OEM branded unit — this is engineered to meet or exceed those same specifications
Where to Buy the PG-11391 Alternator
These retailers sell Car Alternator generally – we do not track which of them has this particular model in stock, so check availability and the current price with the retailer before making a trip.
- RockAuto (online only) — massive catalog of aftermarket and OEM options
- Summit Racing Equipment (online only) — performance-oriented parts and large inventory
- PartsTech (online only) — specialized wholesale and trade account options
- AutoZone (online and physical stores) — wide availability of parts and in-store installation services
- O’Reilly Auto Parts (online and physical stores) — extensive inventory and professional technical support
- Advance Auto Parts (online and physical stores) — large selection of parts and convenient store locations
Final Verdict on the PG-11391 Alternator
You need a direct replacement for an Acura MDX, Honda Odyssey, or Honda Pilot that meets original equipment specifications. The Premier Gear PG-11391 Alternator is the correct choice at a price of around $120.87.
This alternator ranks well for reliability because it is manufactured with new quality components rather than remanufactured parts. It maintains a 4.0 rating from 185 buyers while providing the 130 Amps and 12 Volts required for these specific Honda and Acura models.
Skip it if: Your vehicle requires a different OEM part number than PG-11391 or if you require a specific high-output amperage beyond the standard 130 Amps.