The Ultimate Guide to Focus ST Performance Parts
The Ford Focus ST, with its turbocharged 2.0L EcoBoost engine, has garnered a reputation for being a versatile and fun-to-drive hot hatch. As enthusiasts look to maximize performance, the market for aftermarket parts has exploded, offering everything from tuning solutions to suspension upgrades. This guide aims to provide a comprehensive overview of Focus ST performance parts, helping you make informed decisions when enhancing your vehicle’s capabilities.
Comparison of Focus ST Performance Parts
| Type of Performance Part | Application | Benefits | Key Brands |
|---|---|---|---|
| Engine Tuning | Increased horsepower | Optimized ECU settings for better performance | COBB Tuning, Mountune USA |
| Exhaust Systems | Improved exhaust flow | Enhanced sound and power gains | STM Tuned Inc., Steeda |
| Intake Systems | Better airflow | Increased efficiency and throttle response | Stage 3 Motorsports, JST Performance |
| Intercoolers | Enhanced cooling | Lower engine temperatures for sustained power | Lethal Performance, Speed Perf6rmanc3 |
| Suspension Kits | Improved handling | Better stability and ride quality | CJ Pony Parts, Mountune USA |
| Braking Upgrades | Enhanced stopping power | Improved safety and performance in high speeds | JST Performance, Steeda |
| Turbo Upgrades | Increased boost | Higher power output for performance enthusiasts | COBB Tuning, Speed Perf6rmanc3 |
Understanding Engine Tuning
What is Engine Tuning?
Engine tuning involves modifying the engine’s electronic control unit (ECU) to enhance performance. By recalibrating the fuel-air mixture and ignition timing, aftermarket tuners can unlock additional horsepower and torque.
Benefits of Engine Tuning
A well-tuned Focus ST can achieve significant gains in power and responsiveness. Brands like COBB Tuning and Mountune USA offer various tuning solutions tailored to different performance levels, from mild to extreme.
Considerations for Tuning
While tuning can provide substantial improvements, it’s essential to ensure that other components (like the fuel system and exhaust) can handle the increased performance. Regular monitoring and adjustments post-tuning are also critical.
Exhaust Systems for Performance
Importance of Exhaust Systems
An upgraded exhaust system can drastically improve the performance of your Focus ST by reducing back pressure and enhancing airflow.
Choices Available
Performance exhaust systems, available from suppliers like STM Tuned Inc. and Steeda, not only improve power but also enhance the vehicle’s sound, making it more engaging to drive.
Installation and Maintenance
Professional installation is recommended to ensure proper fitment and performance. Regular maintenance checks are crucial to avoid leaks and ensure optimal performance.
Air Intake Systems
How Intake Systems Work
Performance air intake systems increase the amount of air entering the engine, allowing for better combustion and efficiency. Brands like Stage 3 Motorsports provide high-quality options that fit perfectly in the Focus ST.
Benefits of Upgrading
Upgrading your intake can lead to improved throttle response and horsepower. It’s often one of the first modifications enthusiasts make due to its relatively easy installation and noticeable benefits.
Compatibility
Ensure the intake system you choose is compatible with your specific model year (2013-2018) to avoid fitment issues.
The Role of Intercoolers
Why Upgrade to a Performance Intercooler?
Intercoolers reduce the temperature of the air entering the engine, which can lead to more dense air and improved performance. Brands such as Lethal Performance and Speed Perf6rmanc3 offer high-performance intercoolers designed for the Focus ST.
Key Benefits
A performance intercooler can help maintain optimal temperatures during spirited driving, ensuring your engine performs consistently without overheating.
Installation Tips
Installation often requires some mechanical knowledge and tools. If unsure, consider professional assistance to ensure proper integration with your other performance mods.
Suspension Upgrades
Enhancing Handling with Suspension Mods
Suspension kits can significantly improve the handling characteristics of your Focus ST. Opting for kits from CJ Pony Parts or Mountune USA can provide the stability and grip needed for aggressive driving.
Types of Suspension Upgrades
Common upgrades include coilovers, sway bars, and strut braces. Each type addresses different handling characteristics and driving styles.
Importance of Alignment
After installing suspension components, a proper alignment is crucial to ensure optimal performance and tire wear.
Braking Upgrades
Why Improve Your Braking System?
With increased power from engine mods, upgraded brakes become essential. Brands like JST Performance and Steeda provide kits that enhance stopping power and pedal feel.
Benefits of High-Performance Brakes
Upgrading your brakes can improve safety and performance during high-speed driving. Performance brake pads and rotors can handle heat better, reducing brake fade.
Installation Considerations
Brake upgrades are generally straightforward, but ensuring compatibility and proper installation is vital for safety.
Turbo Upgrades
Boosting Performance with Turbo Upgrades
Upgrading the turbocharger can provide substantial power gains. Options from COBB Tuning and Speed Perf6rmanc3 can take your Focus ST’s performance to the next level.
Considerations for Turbo Upgrades
When considering a turbo upgrade, ensure your engine and fuel system can support the increased power levels.
Installation and Support
Turbo upgrade installations can be complex and often require professional expertise. Always consult with experts for guidance on tuning and support modifications.
Technical Features Comparison Table
| Performance Part Type | Power Gains | Installation Difficulty | Compatibility | Recommended Brands |
|---|---|---|---|---|
| Engine Tuning | 20-100 HP | Medium | 2013-2018 | COBB Tuning, Mountune USA |
| Exhaust Systems | 5-25 HP | Easy | 2013-2018 | STM Tuned Inc., Steeda |
| Intake Systems | 5-20 HP | Easy | 2013-2018 | Stage 3 Motorsports |
| Intercoolers | 10-30 HP | Medium | 2013-2018 | Lethal Performance |
| Suspension Kits | N/A | Medium | 2013-2018 | CJ Pony Parts, Mountune USA |
| Braking Upgrades | N/A | Easy | 2013-2018 | JST Performance, Steeda |
| Turbo Upgrades | 50-150 HP | Hard | 2013-2018 | COBB Tuning, Speed Perf6rmanc3 |
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Conclusion
Enhancing your Ford Focus ST with performance parts is an exciting journey that can lead to a significantly improved driving experience. From engine tuning and exhaust upgrades to suspension and braking enhancements, options abound to suit various performance goals. Ensure to choose high-quality parts from reputable brands like Stage 3 Motorsports, Lethal Performance, COBB Tuning, and others to achieve the best results. Remember to consider compatibility and installation requirements as you embark on your performance upgrade journey.
FAQ
What are the best performance parts for a Focus ST?
The best performance parts include engine tuning, upgraded exhaust systems, performance intake systems, and enhanced suspension components. Brands like COBB Tuning and Mountune USA are highly recommended.
How much horsepower can I gain from tuning?
Depending on the tuning solution and supporting mods, you can gain anywhere from 20 to 100 horsepower.
Are aftermarket exhaust systems worth it?
Yes, aftermarket exhaust systems can improve horsepower, enhance sound, and reduce back pressure, making them a worthwhile investment.
Do I need to upgrade my brakes if I increase power?
Yes, upgrading your brakes is essential for safety, especially when increasing power levels to ensure effective stopping capability.
What is the easiest performance mod to start with?
Upgrading the air intake system is usually considered the easiest and most impactful first modification for the Focus ST.
Can I install performance parts myself?
Many performance parts can be installed by enthusiasts with basic mechanical skills, but some, like turbo upgrades, may require professional assistance.
What should I consider when upgrading my suspension?
Consider your driving style, desired handling characteristics, and the type of roads you typically drive on. Proper alignment after installation is crucial.
How often should I tune my Focus ST?
A tune should be revisited after significant modifications or any performance-related issues. Regular updates can help maintain optimal performance.
Are there any risks associated with modifying my Focus ST?
Yes, modifications can affect warranty coverage, emissions compliance, and reliability. Always research and consider potential risks before upgrading.
What is the best turbo upgrade for stock Focus ST?
The BNR ST67 Turbocharger is a popular choice for stock fuel systems and blocks, providing a good balance of performance and reliability.