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The quest for more power in automotive performance is a journey many enthusiasts undertake. One popular avenue for achieving this is through exhaust upgrades. In this article, we will delve into the dyno results showcasing a remarkable 50 horsepower increase from upgrading to a Greddy EVO exhaust on the Honda Prelude H22.
Understanding the Prelude H22 Engine
The Honda Prelude is known for its sporty performance and engaging driving experience. The H22 engine, a 2.2-liter inline-four, is particularly revered among enthusiasts for its potential. With a solid foundation, many owners look to modifications to unlock additional power.
Specifications of the H22 Engine
- Displacement: 2.2 liters
- Power Output: Approximately 190 hp (stock)
- Torque: Around 160 lb-ft
The Importance of Exhaust Systems
An exhaust system plays a crucial role in engine performance. It is responsible for expelling exhaust gases efficiently, which can significantly affect horsepower and torque. Upgrading to a performance exhaust like the Greddy EVO can enhance exhaust flow, reduce back pressure, and ultimately improve engine performance.
Introducing the Greddy EVO Exhaust
The Greddy EVO exhaust system is designed for performance enthusiasts who seek to maximize their vehicle’s potential. With features such as mandrel-bent piping and high-quality materials, it promises to deliver not only a power increase but also an aggressive sound.
Key Features of the Greddy EVO Exhaust
- Mandrel-bent piping for smooth airflow
- High-quality stainless steel construction
- Improved exhaust note
- Direct bolt-on installation
Dyno Testing Methodology
To quantify the performance gains from the Greddy EVO exhaust, a series of dyno tests were conducted. The tests involved measuring the horsepower and torque before and after the installation of the exhaust system.
Testing Procedure
- Baseline run with the stock exhaust
- Installation of the Greddy EVO exhaust
- Subsequent dyno runs to measure performance
Results of the Dyno Test
The results from the dyno testing were impressive. The prelude H22 saw a significant increase in horsepower, proving the effectiveness of the Greddy EVO exhaust upgrade.
Dyno Results Summary
- Stock horsepower: 190 hp
- Post-upgrade horsepower: 240 hp
- Horsepower increase: 50 hp
Benefits of Upgrading to the Greddy EVO Exhaust
Beyond the raw power increase, there are several additional benefits to upgrading to the Greddy EVO exhaust system.
Enhanced Performance
With improved exhaust flow, the engine can breathe better, leading to enhanced throttle response and acceleration.
Sound Improvement
The Greddy EVO exhaust system provides a deeper, more aggressive exhaust note, which many performance enthusiasts find appealing.
Quality and Durability
Constructed from high-quality materials, the Greddy EVO exhaust is built to withstand the rigors of performance driving while maintaining a stylish appearance.
Conclusion
Upgrading to the Greddy EVO exhaust on the Honda Prelude H22 has proven to deliver a remarkable 50 horsepower increase, showcasing the potential of performance modifications. For enthusiasts looking to enhance their vehicle’s performance, this upgrade offers significant benefits in power, sound, and overall driving experience.