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  3. HONDA 18900-64A-A21

HONDA 18900-64A-A21 Turbocharger

fits make: Honda.

18900-64a-a21 Honda Genuine Turbocharger Assembly

( Manufacturer Part Number: 18900-64A-A21 ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Replaces Part Number: 18900-64a-a01, 18900-64a-a11, 18900-6a0-003 )

Review HONDA Genuine Turbocharger Assembly

The Honda 18900-64A-A21 is a high-performance turbocharger specifically designed for Honda applications. This turbocharger, manufactured by Garrett, is part of the renowned GT28 series, known for its reliability and efficiency.

The compact size of the 18900-64A-A21 makes it an excellent fit for various Honda engines, allowing for improved power output in a relatively small package. The turbocharger employs a twin scroll design, which ensures optimal scavenging and reduces turbulence, resulting in quicker response times and enhanced power delivery.

The Honda 18900-64A-A21 features a ball bearing design, which not only reduces friction but also increases durability and longevity compared to traditional journal bearings. The ball bearings are housed in a robust, cast aluminum housing that effectively dissipates heat through its fins, ensuring optimal operating temperatures.

The turbocharger comes with a wastegate, which regulates exhaust pressure and prevents the turbo from overboosting, thus protecting the engine from damage. The wastegate is adjustable, allowing for fine-tuning of the boost levels to optimize performance and fuel efficiency.

The 18900-64A-A21 is compatible with various fuel types, including gasoline and diesel, making it a versatile option for Honda enthusiasts. Its high efficiency and low lag make it an excellent choice for those seeking increased power and responsiveness in their Honda vehicles.

This turbocharger is engineered to meet the stringent quality standards of Honda, ensuring a precise fit and reliable operation. Its advanced design and durable construction make it an excellent investment for Honda enthusiasts looking to enhance the performance of their vehicles.

The Honda 18900-64A-A21 is a turbocharger designed for various Honda applications. Like any automotive part, it has its advantages and disadvantages. Let's discuss both:

Advantages:

1. Improved Performance: A turbocharger compresses air and forces it into the engine, increasing the amount of oxygen available for combustion. This leads to increased power output and better engine response.

2. Fuel Efficiency: By increasing the amount of air entering the engine, the turbocharger allows for a more efficient combustion process. This results in improved fuel efficiency.

3. Wide Powerband: A turbocharger provides power across a wider RPM range, making the engine more responsive and providing better overall performance.

4. Competitive Edge: Installing a turbocharger can give your vehicle a competitive edge in terms of power and performance.

Disadvantages:

1. Complexity: Turbochargers are more complex than naturally aspirated engines, meaning they require more maintenance and are more prone to failure.

2. Cost: Turbochargers can be expensive to purchase and install, especially when compared to naturally aspirated engines.

3. Lag: Turbochargers can exhibit a delay in power delivery due to the time it takes for the turbocharger to spool up. This can make the driving experience less responsive at lower RPMs.

4. Wear and Tear: The high temperatures and pressures involved in the turbocharging process can lead to increased wear and tear on engine components.

Conclusion:

The Honda 18900-64A-A21 turbocharger offers significant performance benefits, including improved power output, better fuel efficiency, and a wider powerband. However, it also comes with its drawbacks, such as complexity, cost, lag, and increased wear and tear on engine components. Ultimately, the decision to purchase this turbocharger depends on your individual priorities and budget. If you're looking for maximum power and performance, the benefits may outweigh the drawbacks. However, if you prioritize simplicity, low cost, and minimal maintenance, a naturally aspirated engine may be a better choice for you.

Recommendation:

If you're considering purchasing the Honda 18900-64A-A21 turbocharger, I would recommend thorough research and consideration of the advantages and disadvantages discussed above. Additionally, it's essential to ensure that your vehicle is compatible with the turbocharger and that you have the necessary resources and expertise to install and maintain it properly. If you're uncertain, consult a professional mechanic for advice before making your decision.

Details:

Canada built. Hatchback, 1.5L turbo. All official Honda boxes, bags, etc. All parts must be in their original condition, not used or tried, and cannot disassembled damaged by incorrect installation.

Incl.Integrated Exhaust Manifold. Please indicate your personal requirement, such as color, packages, value of declaration etc. Genuine Honda Turbocharger Assembly 18900-64A-A21: Parts: Accord. Showcase Honda Parts.

Incl.Turbocharger. Coupe, sedan, 1.5L turbo.

part #: 1890064aa21 prices

  • $665.10-$886.28

specifications turbiparts:

  • for makes: Honda
  • mpn: 18900-64a-a21
  • genuine oem: Yes
  • manufacturer warranty: 1 Year
  • fitment type: Direct Replacement
  • replaces part number: 18900-64a-a01, 18900-64a-a11, 18900-6a0-003

general turbiparts:

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

offer turbiparts:

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  • started: November 2, 2025

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for makes: honda, genuine oem: yes, manufacturer warranty: 1 year, fitment type: direct replacement, replaces part number: 18900-64a-a01, 18900-64a-a11, 18900-6a0-003,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > turbos parts, sku: 10353565507258753,

Honda 18900-64A-A21 Is Similar To:

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5 offers $665.10–$886.28 USD
  • Offer #1: $819.63 price + $32.52 shipping estimate = $852.15* total. Genuine Honda Parts.+$32.52 shipping
  • Offer #2: $665.10 price + $0.00 shipping estimate = $665.10* total.FREE SHIPPING
  • Offer #3: $886.28 price + $34.45 shipping estimate = $920.73* total. Diamond Valley Honda Parts.+$34.45 shipping
  • Offer #4: $665.10 price + $0.00 shipping estimate = $665.10* total.FREE SHIPPING
  • Offer #5: $886.28 price + $34.45 shipping estimate = $920.73* total. Japan built Incl.Integrated Exhaust Manifold.+$34.45 shipping

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