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The 4B11T engine, known for its performance and tuning potential, can greatly benefit from exhaust upgrades. In this article, we will explore the best exhaust systems available, specifically focusing on Milltek and Borla, which are known for their quality and performance enhancements. These upgrades can help you achieve an impressive increase of 20+ horsepower.
Understanding the 4B11T Engine
The 4B11T is a turbocharged inline-4 engine that powers several Mitsubishi models. Its robust design allows for significant tuning potential, making it a favorite among car enthusiasts. However, to maximize its performance, upgrading the exhaust system is crucial.
Benefits of Upgrading Your Exhaust System
Upgrading the exhaust system can lead to several benefits, including:
- Increased horsepower and torque
- Improved engine efficiency
- Enhanced sound quality
- Reduced weight compared to stock systems
Milltek Exhaust Systems
Milltek is renowned for its high-quality exhaust systems that deliver both performance and sound. Their systems are designed to optimize exhaust flow, which can lead to significant power gains.
Features of Milltek Exhaust Systems
Some key features of Milltek exhaust systems include:
- Mandrel-bent tubing for smooth exhaust flow
- High-quality stainless steel construction for durability
- Custom fitment for easy installation
- Options for resonated and non-resonated systems
Performance Gains with Milltek
Many users report gains of over 20 horsepower with Milltek exhaust systems. The combination of reduced back pressure and improved flow allows the engine to breathe better, resulting in noticeable performance improvements.
Borla Exhaust Systems
Borla is another top contender in the aftermarket exhaust market. Their systems are known for their aggressive sound and performance enhancements, making them a popular choice for 4B11T owners.
Features of Borla Exhaust Systems
Key features of Borla exhaust systems include:
- Straight-through design for maximum flow
- High-quality T-304 stainless steel for corrosion resistance
- Multiple sound options to cater to different preferences
- Easy bolt-on installation with no cutting required
Performance Gains with Borla
With Borla exhaust systems, many users experience similar gains of 20+ horsepower. The straight-through design minimizes restrictions, allowing for optimal performance and a thrilling exhaust note.
Choosing Between Milltek and Borla
When deciding between Milltek and Borla, consider the following factors:
- Your budget and pricing preferences
- Desired sound characteristics
- Installation complexity
- Brand loyalty and previous experiences
Installation Tips
Installing an aftermarket exhaust system can be straightforward, but here are some tips to ensure a successful installation:
- Gather all necessary tools before starting.
- Ensure the vehicle is securely elevated on jack stands.
- Follow the manufacturer’s instructions carefully.
- Double-check all connections and fittings after installation.
Conclusion
Upgrading to a Milltek or Borla exhaust system can significantly enhance the performance of your 4B11T engine, achieving gains of 20+ horsepower. Both brands offer high-quality systems that cater to different preferences and budgets. By making this upgrade, you can enjoy improved sound, efficiency, and overall driving experience.