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The Toyota A90 Supra has taken the automotive world by storm, especially with its powerful B58 engine. In this article, we will delve into a performance comparison between the A90 Supra equipped with an Akrapovic exhaust system and the stock version. We will analyze sound, power output, and overall driving experience to see how the aftermarket exhaust influences the vehicle.
Overview of the Toyota A90 Supra B58 Engine
The A90 Supra features a 3.0-liter inline-six B58 engine, renowned for its performance and tuning potential. This engine is not only powerful but also offers a smooth and responsive driving experience. Below are some key specifications of the B58 engine:
- Engine Type: 3.0L Inline-Six
- Power Output: Approximately 335 hp
- Torque: 365 lb-ft
- Transmission: 8-speed automatic
Stock Exhaust System Performance
The stock exhaust system of the A90 Supra is designed for a balance of performance and comfort. It provides a refined driving experience, but some enthusiasts find it lacks the aggressive sound and performance they desire. Key characteristics of the stock exhaust include:
- Sound: Moderate, with a focus on a refined tone
- Performance: Sufficient for daily driving and spirited runs
- Weight: Relatively lightweight, but not optimized for performance
Akrapovic Exhaust System Overview
The Akrapovic exhaust system is known for its high-quality construction and performance enhancement capabilities. It is designed to reduce weight while increasing power and improving sound. Here are some notable features:
- Material: Titanium, which is lighter than stock
- Sound: Deep, aggressive tone that enhances the B58 engine’s characteristics
- Performance: Potential power increase due to improved exhaust flow
Sound Comparison
One of the most significant differences between the stock and Akrapovic exhaust systems is the sound. The stock exhaust provides a subdued tone, which may appeal to some drivers, while the Akrapovic system offers a more exhilarating auditory experience. Here’s a breakdown of the sound characteristics:
- Stock Exhaust: Smooth and quiet, ideal for daily driving but lacks excitement.
- Akrapovic Exhaust: Aggressive and sporty, enhances the driving experience with a more pronounced engine note.
Power Output Comparison
Power output is crucial for performance enthusiasts. While the stock B58 engine delivers a respectable 335 hp, the Akrapovic exhaust can potentially increase this figure. The improved exhaust flow allows the engine to breathe better, which can lead to performance gains. Here’s what to consider:
- Stock Power Output: Approximately 335 hp at the crank.
- Potential Gains with Akrapovic: Estimates suggest an increase of 10-20 hp, depending on tuning and other modifications.
Driving Experience
The overall driving experience can be significantly altered by the choice of exhaust system. With the Akrapovic exhaust, drivers often report a more engaging and thrilling ride. This section will cover how each exhaust affects driver feedback and enjoyment:
- Stock Exhaust: Provides a comfortable ride, but may feel less connected to the road.
- Akrapovic Exhaust: Enhances the emotional connection with the car, providing a more immersive experience.
Installation and Cost
When considering an upgrade to the Akrapovic exhaust system, installation and cost are important factors. The Akrapovic system typically requires professional installation to ensure optimal performance and fitment. Here’s what to keep in mind:
- Installation Cost: Professional installation can range from $200 to $500, depending on the shop.
- Exhaust Cost: The Akrapovic exhaust system generally retails for $3,000 to $5,000.
Conclusion
In conclusion, the performance comparison between the A90 Supra B58 with an Akrapovic exhaust and the stock version reveals significant differences in sound, power, and overall driving experience. While the stock exhaust offers a balanced and refined ride, the Akrapovic system elevates the driving experience with its aggressive sound and potential power gains. For enthusiasts looking to enhance their A90 Supra, the Akrapovic exhaust is a compelling choice.