1. Superchargers & Parts Offered
  2. sku: 3634890158752752
  3. GMC R-5138553

GMC R-5138553 Blower Supercharger 671 Blower/supercharger

fits make: Gmc.

R-5138553 Gmc 671 Blower/supercharger Read Description

( Manufacturer Part Number: R-5138553 ), ( Color: Black ), ( Items Included: Adapter ), ( Drive Type: Belt Driven ), ( Vintage Part: Yes ), ( California Prop 65 Warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm. ), ( Type: Supercharger Blower ), ( Manufacturer Warranty: 1 Year ), ( Features: Twin-scroll ), ( Finish: Painted ), ( Country Of Origin: United States )

Review GMC 671 Blower/supercharger Read

Introducing the GMC R-5138553 671 Blower/Supercharger, a high-performance component designed to enhance the breathing capabilities of select General Motors engines. This supercharger system, manufactured by Eaton, is a compact, roots-type design that delivers exceptional power and torque gains, making it a popular choice among performance enthusiasts.

The 671 Blower/Supercharger features a robust, forged rotor design that ensures durability and reliability under heavy use. The rotors are housed in an aluminum casing, which is both lightweight and strong. The housing is also equipped with an oil cooler, ensuring that the supercharger remains cool and efficient, even during prolonged high-performance driving.

The supercharger utilizes a 4-lobe, 112-truss rotor design, which provides excellent volumetric efficiency and airflow at low engine speeds. The rotor tips are machined from billet aluminum, ensuring a precise fit and smooth operation. The system also includes a high-capacity air-to-water intercooler, which helps to reduce the temperature of the pressurized air charge before it enters the engine, resulting in improved power output and reduced engine knock.

The GMC R-5138553 671 Blower/Supercharger is compatible with select GM engines, including the LS1, LS6, and LS7, and can provide power gains of up to 50 horsepower and 50 lb-ft of torque. The kit includes all necessary components for installation, including a high-performance air filter, fuel pressure regulator, and all necessary hardware. The installation process is relatively straightforward, and many enthusiasts choose to install the system themselves, although professional installation is recommended for best results.

This supercharger system is not just about power gains, but also about delivering a thrilling driving experience. The 671 Blower/Supercharger provides instant torque and power delivery, resulting in a responsive and exhilarating driving experience. It also produces a distinctive supercharger sound, adding to the overall excitement of driving a high-performance vehicle.

In conclusion, the GMC R-5138553 671 Blower/Supercharger is a high-quality, high-performance component designed to deliver power gains and an exhilarating driving experience for select GM engines. With its robust design, exceptional airflow capabilities, and easy installation process, it is an excellent choice for any enthusiast looking to take their vehicle to the next level.

Pros and Cons of Buying GMC R-5138553 671 Blower/Supercharger

The GMC R-5138553 671 blower/supercharger is a popular aftermarket performance upgrade for various GM vehicles. Like any other purchase, it comes with its advantages and disadvantages. In this analysis, we will discuss the key pros and cons of investing in this part.

Pros:

1. Increased Horsepower: One of the primary reasons to buy a supercharger is the substantial increase in horsepower, which results in improved acceleration and overall vehicle performance.

2. Instant Torque: Unlike turbochargers, superchargers provide instant torque, making the vehicle feel more responsive, especially during low-speed maneuvers.

3. Better Fuel Economy (Potentially): Superchargers can help improve fuel economy by reducing the engine's workload at higher speeds, allowing the engine to operate more efficiently.

4. Improved Engine Response: The supercharger helps reduce turbo lag, providing a more responsive driving experience.

5. Better Power Delivery: Superchargers can deliver power more consistently than turbochargers, making for a smoother driving experience.

6. Increased Engine Longevity: By reducing the engine's workload, a supercharger can potentially increase the engine's lifespan.

Cons:

1. Cost: Superchargers can be expensive to purchase and install, especially when compared to other performance upgrades.

2. Maintenance: Superchargers require regular maintenance, including belt replacement, oil changes, and pulley alignment.

3. Reduced Fuel Economy (Potentially): Superchargers can consume more fuel, especially at high RPMs, potentially offsetting any fuel economy gains.

4. Noise: Superchargers can generate significant noise, which some drivers may find bothersome.

5. Reduced Top-End Power (Potentially): Superchargers can limit top-end power due to their design, which may be a concern for those seeking maximum power output.

Conclusion:

The GMC R-5138553 671 blower/supercharger offers numerous advantages for performance enthusiasts, including increased horsepower, instant torque, improved engine response, and potential fuel economy improvements. However, it comes with drawbacks such as cost, maintenance requirements, potential fuel economy losses, noise generation, and limited top-end power.

Recommendation:

If you are looking for a significant improvement in low-end and mid-range power, a supercharger like the GMC R-5138553 671 is an excellent choice. However, carefully consider the costs, maintenance requirements, and potential fuel economy losses before making the investment. Ultimately, the decision to buy depends on your priorities, budget, and desired driving experience.

Details:

part #: r5138553 price

  • $3245.95

specifications reppchargers:

  • for makes: Gmc
  • mpn: R-5138553
  • color: Black
  • items included: Adapter
  • drive type: Belt Driven
  • vintage part: Yes
  • california prop 65 warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm.
  • type: Supercharger Blower
  • manufacturer warranty: 1 Year
  • features: Twin-scroll
  • finish: Painted
  • country of origin: United States

offer reppchargers:

  • quantity: 1
  • started: December 13, 2025
  • availability: In Stock
  • best offers: True
  • sold: 0
  • options: Ship-to-home

returns reppchargers:

  • policy: No Returns

general reppchargers:

  • condition: For parts or not working
  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Superchargers Parts

payments reppchargers:

  • wallet: Paypal
  • credit card: Visa
  • other

seller reppchargers:

  • # reviews: 73
  • rating: 100.0%
  • city: Red Bank, New Jersey

shipping reppchargers:

  • type: Calculated
  • service: UPS Ground
  • carrier: UPS
  • cost: $93.05
  • class: Standard
  • transit: 5-11 Days
for makes: gmc, items included: adapter, drive type: belt driven, vintage part: yes, california prop 65 warning: this product may contain chemicals known to the state of california to cause cancer, birth defects, or other reproductive harm., type: supercharger blower, manufacturer warranty: 1 year, features: twin-scroll, finish: painted, country of origin: united states,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > superchargers parts, color: black, sku: 3634890158752752,

Gmc R-5138553 Is Similar To:

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1 offer $3245.95 USD
  • Offer #1: $3245.95 price + $168.75 shipping estimate = $3414.70* total. Get the right parts for your classic! For your consideration is a remanufactured GMC 671 blower.It is in excellent unused condition and it's part number.+$168.75 shipping

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