How Much Power Does the Ams Performance N55 Turbo Upgrade Add? Real Results & Gains

The AMS Performance N55 Turbo Upgrade is a popular modification among BMW enthusiasts looking to enhance the performance of their vehicles. This article explores the power gains associated with this turbo upgrade, providing real results and insights into its effectiveness.

Understanding the N55 Engine

The N55 engine, known for its smooth power delivery and efficiency, is a 3.0L inline-six turbocharged engine used in various BMW models. It combines direct fuel injection with a twin-scroll turbocharger, resulting in a balance of performance and fuel economy.

What is the AMS Performance N55 Turbo Upgrade?

The AMS Performance N55 Turbo Upgrade is designed to replace the factory turbocharger with a larger, more efficient unit. This upgrade aims to increase horsepower and torque, providing a more exhilarating driving experience.

Power Gains from the AMS Turbo Upgrade

The primary reason for upgrading to the AMS Performance N55 Turbo is the significant increase in power. Users have reported varying results based on their specific setups, but general gains can be summarized as follows:

  • Stock N55 engine power: Approximately 320 horsepower
  • AMS Turbo Upgrade power: Up to 450 horsepower
  • Torque increase: From 330 lb-ft to approximately 500 lb-ft

Real Results from AMS Turbo Upgrade Users

Many users have shared their experiences after installing the AMS Performance N55 Turbo Upgrade. Here are some notable results:

  • Vehicle: 2013 BMW 335i
  • Before Upgrade: 320 horsepower
  • After Upgrade: 420 horsepower
  • Dyno Results: 400 lb-ft of torque

Another user reported:

  • Vehicle: 2015 BMW M235i
  • Before Upgrade: 320 horsepower
  • After Upgrade: 450 horsepower
  • Dyno Results: 480 lb-ft of torque

Factors Influencing Power Gains

While the AMS Performance N55 Turbo Upgrade can provide substantial power gains, several factors can influence the final output:

  • Supporting Mods: Upgrades such as intercoolers, exhaust systems, and intakes can enhance performance.
  • Tuning: A proper tune is essential to maximize the benefits of the turbo upgrade.
  • Fuel Quality: Higher octane fuel can lead to better performance and power output.

Installation and Considerations

Installing the AMS Performance N55 Turbo Upgrade requires mechanical expertise. It is recommended to have the upgrade performed by a professional to ensure proper installation and tuning.

Conclusion

The AMS Performance N55 Turbo Upgrade is a powerful modification that can significantly enhance the performance of BMW N55 engines. With reported gains of up to 450 horsepower and 500 lb-ft of torque, it offers a compelling option for enthusiasts seeking more power. However, achieving these gains depends on various factors including supporting modifications and proper tuning.