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  3. EATON 12498660

EATON 12498660 Supercharger Am Fiero Gmpp LD9 2.4

fits model: M45, Quad, Alero, Cavalier, Grand.

12498660 Eaton M45 Supercharger Ld9 Quad 4 2.4 Rare Grand Am Alero Fiero Cavalier Gmpp

( Brand: Eaton ), ( Manufacturer Part Number: 12498660 ), ( Type: Supercharger ), ( Drive Type: Belt Driven )

Review EATON Supercharger Ld9 2.4 Rare Am Fiero Gmpp fits QUAD ALERO CAVALIER GRAND M45

The Eaton 12498660 M45 Supercharger is a high-performance forced-induction system designed specifically for select GM vehicles, including the Chevrolet Alero, Pontiac Fiero, and Oldsmobile Cavalier with LD9 engines. This supercharger system is part of Eaton's M45 series, which is renowned for its robust design, exceptional reliability, and impressive power gains.

The heart of this supercharger system is a compact, rotor-style Eaton Twin Vortices Series (TVS) supercharger. This unit features a four-lobe, high-helix rotor design that ensures excellent volumetric efficiency and a broad powerband. The rotor assembly is housed in a robust, cast-aluminum housing, which is both lightweight and strong. The housing is also equipped with a large, ribbed inlet that enhances airflow and reduces pressure drop, while a high-capacity oil cooler ensures that the supercharger remains well-lubricated even under demanding driving conditions.

The Eaton 12498660 M45 Supercharger kit comes with a full complement of necessary components for a bolt-on installation, including a high-flow air filter, a reinforced intake manifold gasket, and all necessary hardware. The kit also includes Eaton's patented Air Management System (AMS), which optimizes boost levels based on engine load and RPM. This ensures that the supercharger delivers maximum power and efficiency, while minimizing the potential for unwanted side effects like excessive fuel consumption or knocking.

The Eaton 12498660 M45 Supercharger is rated for a maximum output of 2.4 amps, making it an excellent choice for enthusiasts seeking significant power gains from their LD9-powered GM vehicle. With this supercharger system installed, you can expect improved acceleration, increased top-end power, and a more responsive driving experience.

In summary, the Eaton 12498660 M45 Supercharger is a high-performance, bolt-on solution for GM vehicles equipped with LD9 engines. This compact and robust system features a compact, high-helix rotor TVS supercharger, a large-capacity oil cooler, and an optimized Air Management System. With a maximum output of 2.4 amps, this supercharger delivers impressive power gains and a more responsive driving experience.

Pros and Cons of Buying Eaton M45 Supercharger for LD9 Engines in Alero, Fiero, Cavalier, and GMPP

Introduction:

The Eaton M45 supercharger (M45) is a popular aftermarket upgrade for various General Motors (GM) vehicles, including the Alero, Fiero, Cavalier, and GMPP, equipped with the LD9 engine. This supercharger offers significant power gains and improved engine responsiveness. Nevertheless, as with any modification, it's crucial to consider both the advantages and disadvantages before making a purchase.

Pros:

1. Performance boost: The M45 supercharger significantly increases power output, resulting in a more thrilling driving experience.

2. Improved engine response: Supercharging provides instant torque, making the engine more responsive and improving overall performance, especially during low-end acceleration.

3. Enhanced drivability: With the supercharger, vehicles feel more lively and agile, providing a more enjoyable driving experience.

4. Customizability: Eaton offers various supercharger kits, allowing buyers to tailor the setup to their specific needs and preferences.

5. Durable design: Eaton superchargers are known for their robustness, ensuring long-term reliability and performance.

Cons:

1. Complexity and labor-intensive installation: Installing the M45 supercharger requires a significant amount of time and expertise, adding to the overall cost of the upgrade.

2. Higher fuel consumption: Supercharging increases engine output, leading to higher fuel consumption and increased operating costs.

3. Higher noise level: Superchargers generate additional noise, which some buyers might find unappealing or intrusive.

4. Cost: The M45 supercharger and installation can be costly, making it an expensive modification for some buyers.

5. Potential impact on warranty: Installing aftermarket modifications, such as the M45 supercharger, can potentially void vehicle warranties.

Conclusion:

The Eaton M45 supercharger offers numerous benefits for vehicles equipped with the LD9 engine, including significant power gains, improved engine responsiveness, and enhanced drivability. However, the complexity and labor-intensive installation, higher fuel consumption, additional noise, and cost are important factors to consider before making a purchase.

Recommendation:

For buyers seeking a more thrilling and responsive driving experience, the Eaton M45 supercharger is an excellent choice. Those who are willing to invest the time, effort, and financial resources into the installation process will be rewarded with a noticeable performance boost and improved engine response. However, potential buyers should carefully weigh the pros and cons and ensure they are prepared for the additional costs and maintenance requirements associated with the supercharger upgrade.

Details:

Should give some nice hp gains and its definitely a rare conversation starter. Its in excellent condition considering the age of unit. LOOK at the photos closely. Designed for 2000 2002 GM vehicles equipped with the 2.4-liter Twin Cam engine code RPO LD9.

It does have some scratches/wear and tear from sitting on the shelf for many years. What you see is what get. Theres no indication/signs of it ever being bolted into place on any the mounting locations. Its a GM performance parts 12598660 supercharger head unit, idler and 2 brackets, it is NOT complete system missing some misc hoses, spark plugs, injectors, belt etc.

The supercharger itself appears to be unused as well. It does have the idler and 2 brackets with bolts all NIB. Eaton M45 Supercharger For Quad 4 2.4 Rare Grand Am Alero Fiero Cavalier GMPP 12498660.

specifications reppchargers:

  • for models: M45, Quad, Alero, Cavalier, Grand
  • brand: Eaton
  • mpn: 12498660
  • type: Supercharger
  • drive type: Belt Driven

returns reppchargers:

  • policy: No Returns

general reppchargers:

  • condition: New other see details
  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Superchargers Parts

offer reppchargers:

  • started: July 6, 2025
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • quantity: 1
  • best offers: True

payments reppchargers:

  • other
  • credit card: Diners-club
  • wallet: Apple-pay

seller reppchargers:

  • # reviews: 180
  • rating: 100.0%
  • city: Minneapolis, Minnesota

shipping reppchargers:

  • service: FedEx Ground or FedEx Home Delivery
  • type: Calculated
  • cost: $25.61
  • carrier: FedEx
  • transit: 3-6 Days
  • class: Standard
for models: m45, quad, alero, cavalier, grand, type: supercharger, drive type: belt driven,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > superchargers parts, sku: 2750150857776883,

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