Table of Contents
The Mitsubishi Lancer Evolution X, often referred to as the Evo X, is a beloved vehicle among car enthusiasts. Known for its incredible handling and performance, the Evo X is a platform that many have sought to enhance. One of the most effective ways to boost its power is through the installation of a performance kit. In this article, I will share my experience with the Stage 2 4B11T kit that increased my Evo X’s horsepower from 300 to 390 HP.
Understanding the 4B11T Engine
The 4B11T engine is a turbocharged 2.0-liter inline-four engine that powers the Evo X. This engine is known for its robust design and ability to handle significant power increases. With the right modifications, the 4B11T can deliver thrilling performance, making it a favorite among tuners.
Why Choose a Stage 2 Kit?
A Stage 2 performance kit is designed for vehicles that have already undergone some modifications and are ready for more substantial upgrades. This kit typically includes enhanced components that allow for increased airflow, better fuel delivery, and improved tuning capabilities. The benefits of a Stage 2 kit include:
- Increased horsepower and torque
- Improved throttle response
- Better overall engine efficiency
- Enhanced driving experience
Installation Process
Installing the Stage 2 4B11T kit requires some mechanical knowledge and tools. Here’s a brief overview of the installation process:
- Preparation: Gather all necessary tools and parts, including the kit components, wrenches, and sockets.
- Remove the stock components: This includes the intake, exhaust, and turbocharger.
- Install the new turbocharger: Follow the manufacturer’s instructions for proper placement and securing.
- Upgrade the fuel system: Install larger injectors and a high-flow fuel pump.
- Reinstall the intake and exhaust: Ensure all connections are tight and secure.
- Tuning: Use a compatible ECU tuning software to optimize performance.
Performance Gains
After completing the installation and tuning, I took my Evo X for a test drive. The difference was immediately noticeable. The car felt much more responsive, and the acceleration was exhilarating. Here are some key performance metrics:
- Before the upgrade: 300 HP and 300 lb-ft of torque
- After the upgrade: 390 HP and 360 lb-ft of torque
- 0-60 mph time: Reduced from 5.2 seconds to 4.5 seconds
- Quarter-mile time: Improved by nearly a second
Driving Experience
The driving experience after the upgrade was nothing short of amazing. The Evo X felt more alive, with a noticeable increase in power delivery. The turbo lag was significantly reduced, allowing for smoother acceleration. Here are some highlights of my driving experience:
- Improved cornering due to better throttle response
- Smoother power band throughout the RPM range
- Enhanced engine sound that adds to the excitement
Considerations and Recommendations
While the Stage 2 4B11T kit offers significant performance gains, there are some considerations to keep in mind:
- Reliability: Ensure that your engine is in good condition before upgrading.
- Tuning: A proper tune is crucial for maximizing performance and ensuring engine longevity.
- Maintenance: Increased power may require more frequent maintenance checks.
Conclusion
Upgrading my Evo X with the Stage 2 4B11T kit was a game-changer. The increase from 300 to 390 HP transformed my driving experience, making it more exhilarating and enjoyable. If you’re considering a performance upgrade for your Evo X, a Stage 2 kit is a fantastic option that delivers real-world results.