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The S65 engine, known for its high-revving nature and thrilling performance, has been a favorite among enthusiasts, particularly in the BMW M3 E92. When paired with the ESS VT2-525 supercharger, the S65 can reach new levels of power and performance. In this article, we will explore the power gains, costs involved, and the overall results of tuning an S65 engine with the ESS VT2-525 supercharger.
Understanding the S65 Engine
The S65 is a 4.0-liter V8 engine that produces a naturally aspirated output of around 414 horsepower and 295 lb-ft of torque. This engine is celebrated for its linear power delivery and high RPM capabilities, making it a joy to drive. However, many enthusiasts seek additional power and performance, leading them to consider supercharging options.
What is the ESS VT2-525 Supercharger?
The ESS VT2-525 supercharger is a popular performance upgrade for the S65 engine. It utilizes a Vortech supercharger, known for its efficiency and reliability. The “525” in its name signifies the estimated horsepower output when properly tuned. This supercharger kit includes all necessary components for installation, including the supercharger unit, intercooler, piping, and tuning software.
Power Gains from the ESS VT2-525 Supercharger
One of the primary reasons for installing the ESS VT2-525 supercharger is the significant power increase it provides. Below are the typical power gains associated with this upgrade:
- Stock S65: 414 horsepower
- With ESS VT2-525: Approximately 525 horsepower
- Torque increase: From 295 lb-ft to around 400 lb-ft
This increase in power translates to improved acceleration and overall driving dynamics, making the S65 engine even more exhilarating to drive.
Cost of the ESS VT2-525 Supercharger Kit
When considering the ESS VT2-525 supercharger, it is essential to factor in the costs associated with the kit and installation. Here is a breakdown of the expenses you might incur:
- ESS VT2-525 Supercharger Kit: Approximately $6,000 to $7,000
- Installation Costs: $1,500 to $2,500 (depending on the shop)
- Tuning Costs: $500 to $1,000 (for custom tuning)
Overall, the total cost for tuning an S65 engine with the ESS VT2-525 supercharger can range from $8,000 to $11,500, depending on the choices made during installation and tuning.
Installation Process
The installation of the ESS VT2-525 supercharger requires mechanical expertise and should ideally be performed by a professional. Here is a general outline of the installation process:
- Remove the stock intake manifold and components.
- Install the supercharger mounting bracket and supercharger unit.
- Install the intercooler and associated piping.
- Connect the supercharger to the engine’s intake system.
- Install the necessary tuning software and make adjustments.
Each installation may vary slightly based on the specific setup and any additional modifications made to the vehicle.
Tuning the S65 Engine
After installing the supercharger, tuning is crucial to ensure optimal performance and reliability. The tuning process involves adjusting fuel maps, ignition timing, and boost levels to achieve the desired power output safely. It is recommended to use a reputable tuner experienced with supercharged S65 engines.
Results and Performance Improvements
Once the ESS VT2-525 supercharger is installed and tuned, drivers can expect remarkable improvements in performance. Here are some key results:
- 0-60 mph times reduced significantly, often in the low 4-second range.
- Improved throttle response and acceleration throughout the RPM range.
- Enhanced driving experience with increased torque available at lower RPMs.
Overall, the combination of the ESS VT2-525 supercharger and proper tuning transforms the S65 engine into a powerhouse, providing thrilling performance on both the street and the track.
Considerations and Final Thoughts
While the ESS VT2-525 supercharger offers substantial power gains, there are several considerations to keep in mind:
- Increased wear and tear on engine components due to higher power levels.
- Potential need for upgraded fuel injectors and fuel pump to support increased power.
- Insurance implications for modified vehicles.
In conclusion, tuning an S65 engine with the ESS VT2-525 supercharger is a rewarding experience that can yield impressive results. With proper installation and tuning, enthusiasts can enjoy a significant boost in performance, making the S65 engine even more thrilling to drive.