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The performance tuning of vehicles has become increasingly popular among car enthusiasts, particularly for those seeking to enhance their driving experience without breaking the bank. In this article, we will explore the performance testing of the APR Stage II tuning package on the Mercedes-Benz CLA45 AMG, which promises an impressive 60 additional horsepower on a budget.
Understanding the CLA45 AMG
The Mercedes-Benz CLA45 AMG is a compact luxury sedan that has garnered a reputation for its sporty performance and advanced technology. Equipped with a turbocharged 2.0-liter inline-four engine, it delivers a thrilling driving experience right off the factory floor. However, for those looking to push the limits further, performance tuning options like the APR Stage II package are worth considering.
What is APR Stage II Tuning?
APR is a well-known name in the automotive tuning industry, offering a range of performance enhancements for various vehicle models. The Stage II tuning package specifically targets the CLA45 AMG, aiming to significantly boost horsepower and torque while maintaining reliability. This package typically includes software tuning, upgraded intake systems, and exhaust modifications.
Performance Gains
One of the most appealing aspects of the APR Stage II package is the potential for substantial performance gains. By optimizing the engine’s performance parameters, drivers can expect:
- Increased horsepower: Up to 60 additional HP.
- Enhanced torque: Improved low-end responsiveness.
- Better throttle response: More immediate power delivery.
Testing Methodology
To accurately assess the performance improvements provided by the APR Stage II tuning, a series of controlled tests were conducted. The testing methodology included:
- Baseline performance measurements: Before tuning, the CLA45 AMG was tested on a dynamometer to establish baseline horsepower and torque figures.
- Installation of the APR Stage II package: The tuning software and hardware upgrades were installed according to APR’s specifications.
- Post-tuning performance measurements: After installation, the vehicle was retested on the dynamometer to measure the improvements.
- Real-world driving tests: The vehicle was driven on various terrains to evaluate performance in everyday conditions.
Baseline Performance Results
Before the installation of the APR Stage II package, the CLA45 AMG produced the following baseline performance results:
- Horsepower: 375 HP
- Torque: 350 lb-ft
- 0-60 mph: 4.1 seconds
Post-Tuning Performance Results
After the installation of the APR Stage II package, the CLA45 AMG exhibited significant performance improvements:
- Horsepower: 435 HP
- Torque: 400 lb-ft
- 0-60 mph: 3.8 seconds
Real-World Driving Experience
The real-world driving experience after installing the APR Stage II package was notably enhanced. Drivers reported:
- Improved acceleration: The vehicle felt noticeably quicker during everyday driving.
- Enhanced throttle response: The engine responded more eagerly to driver inputs.
- Smoother power delivery: Power was delivered seamlessly across the RPM range.
Cost-Effectiveness of APR Stage II Tuning
One of the standout features of the APR Stage II tuning package is its cost-effectiveness. Compared to other performance enhancements, the APR package offers a remarkable return on investment:
- Cost of the APR Stage II package: Approximately $1,500.
- Cost of alternative performance upgrades: Often exceeds $3,000 for similar gains.
- Value for money: The performance increase of 60 HP for a reasonable investment makes it an attractive option.
Conclusion
The APR Stage II tuning package for the CLA45 AMG provides an exceptional balance of performance and affordability. With the potential for a 60 HP increase, enhanced driving dynamics, and a cost-effective solution, it stands out as a top choice for enthusiasts looking to elevate their driving experience without overspending. For those considering performance upgrades, the APR Stage II package is certainly worth exploring.