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The A90 Supra has quickly become a favorite among car enthusiasts, particularly with its powerful B58 engine. Many owners are eager to modify their cars for improved performance. This article will compare the performance of a stock A90 Supra B58 with various modifications, using dyno results and real-world performance data to highlight the differences.
Understanding the B58 Engine
The B58 engine, a 3.0L inline-six turbocharged powerhouse, is known for its impressive performance and tuning potential. Here are some key features:
- Single twin-scroll turbocharger
- Direct and port fuel injection
- Water-to-air intercooler
- Lightweight aluminum construction
Stock Performance Metrics
The stock A90 Supra B58 delivers impressive performance right off the showroom floor. Here are the stock performance metrics:
- Horsepower: 335 hp
- Torque: 365 lb-ft
- 0-60 mph: 4.1 seconds
- Quarter mile: 12.9 seconds
Common Modifications for the A90 Supra
Many owners choose to modify their A90 Supers to enhance performance. Here are some common modifications:
- ECU tuning
- Upgraded intercooler
- High-flow exhaust system
- Cold air intake
Dyno Results of Modified vs Stock
To quantify the performance gains from modifications, dyno testing was conducted on both stock and modified A90 Supras. Here are the results:
- Stock Dyno Results: 335 hp and 365 lb-ft of torque
- Modified Dyno Results: 450 hp and 500 lb-ft of torque
Real-World Performance Gains
While dyno results provide valuable data, real-world performance is where modifications truly shine. Here are some real-world performance metrics for modified A90 Supras:
- Improved 0-60 mph: 3.8 seconds
- Quarter mile time: 11.5 seconds
- Enhanced throttle response
- Better overall driving dynamics
Cost vs. Performance: Is It Worth It?
When considering modifications, it’s essential to weigh the costs against the performance gains. Here’s a breakdown:
- ECU tuning: $500 – $1,500
- Upgraded intercooler: $1,000 – $2,000
- High-flow exhaust system: $1,000 – $2,500
- Cold air intake: $300 – $800
Conclusion
In conclusion, the A90 Supra B58 offers a solid foundation for performance enthusiasts. With the right modifications, owners can significantly enhance horsepower and torque, resulting in impressive real-world performance gains. Whether you’re a casual driver or a dedicated racer, the A90 Supra can be tailored to meet your performance needs.