Last Updated on April 20, 2025 by Jaxon Mike
Enhancing your Ford Focus ST with the right exhaust can boost performance and sound. The right choice transforms driving experience.
Choosing an exhaust system for your Ford Focus ST can be overwhelming. Different models offer varying features and benefits. Some provide a deeper, aggressive sound, while others focus on enhancing performance. The ROUSH 421610 system, for example, is known for its robust construction and powerful sound.
MBRP’s S4200AL model offers a dual center outlet for a unique look. AWE Tuning’s Track Edition exhaust is perfect for those seeking a sporty feel with chrome silver tips. Flowmaster’s 817795 Outlaw system delivers high performance and an aggressive tone. The SRS TYPE-R1 system, with its burnt tips, offers a stylish finish. Each of these options caters to different preferences, ensuring your Ford Focus ST stands out.
2012-2018 Focus 3″ Cat Back Exhaust System Roush 421610

The ideal customer for the 2012-2018 Focus 3″ Cat Back Exhaust System ROUSH 421610 is someone who owns a Ford Focus from the specified model years and is looking to enhance their vehicle’s performance and sound. Enthusiasts who appreciate a high-quality exhaust system from a reputable brand like Roush will find this product appealing. This exhaust system is perfect for those who want to improve their vehicle’s aesthetics with a sleek silver finish and enjoy the benefits of increased power and a more aggressive exhaust note.
Pros:
- Enhanced vehicle performance due to improved exhaust flow.
- Aggressive sound that appeals to car enthusiasts.
- High-quality construction from a renowned manufacturer, ROUSH Performance.
- Durable silver finish adds aesthetic value to the vehicle.
Cons:
- Installation may require professional assistance, adding to the cost.
- Increased noise levels might not be suitable for all drivers.
The 2012-2018 Focus 3″ Cat Back Exhaust System ROUSH 421610 offers several features that significantly enhance the driving experience. First, the exhaust system is designed to improve the vehicle’s exhaust flow, which can lead to increased horsepower and torque. This means that drivers can enjoy a more responsive and powerful ride. Additionally, the system produces an aggressive sound that many car enthusiasts find appealing, providing an auditory enhancement that complements the vehicle’s performance upgrades.
This exhaust system is made with high-quality materials and features a durable silver finish, ensuring longevity and resistance to wear and tear. The dimensions (Height: 25.0 inches, Width: 12.0 inches, Length: 54.0 inches, Weight: 32.0 pounds) are optimized to fit seamlessly into the Ford Focus models from 2012 to 2018, making it an ideal choice for those seeking a straightforward upgrade without compromising on quality. However, potential buyers should be aware that installation might require professional help, and the increased noise levels may not suit everyone’s preference. Overall, this exhaust system is a great investment for those looking to enhance their vehicle’s performance and sound profile.
To buy this product, click here.
Mbrp S4200al 3″ Cat Back, Dual Center Outlet Exhaust System

The MBRP S4200AL 3″ Cat Back, Dual Center Outlet Exhaust System (Aluminized Steel) is perfect for automotive enthusiasts looking to enhance their vehicle’s performance and sound. Ideal customers for this product are those who own trucks or SUVs and are seeking an affordable yet efficient way to upgrade their exhaust system to achieve better horsepower, torque, and a more aggressive exhaust note.
Pros:
- Improved Performance: Enhances horsepower and torque.
- Durable Construction: Made from aluminized steel for longevity.
- Cost-Effective: Provides high value at a reasonable price.
- Aggressive Sound: Offers a deeper and more powerful exhaust note.
- Easy Installation: Designed for a straightforward, bolt-on installation.
Cons:
- Material: Aluminized steel may not be as corrosion-resistant as stainless steel.
- Fitment: May require minor adjustments for a perfect fit on some vehicle models.
The MBRP S4200AL 3″ Cat Back Exhaust System is designed to deliver significant improvements in vehicle performance. With its 3-inch diameter piping, this system allows for better exhaust flow, reducing backpressure and increasing horsepower and torque. The dual center outlet design not only enhances the vehicle’s aesthetic appeal but also contributes to a more balanced and aggressive exhaust note, making your ride stand out on the road.
Constructed from aluminized steel, this exhaust system is built to withstand the harsh conditions of the road while offering a balance between cost and durability. While it may not be as corrosion-resistant as stainless steel, aluminized steel provides adequate protection against rust and elements for most users. Installation is made easy with its bolt-on design, ensuring that even those with minimal mechanical skills can upgrade their exhaust system without professional help. Overall, the MBRP S4200AL offers a significant performance upgrade at a budget-friendly price.
To buy this product, click here.
Awe Tuning Ford Focus St Track Edition Cat-back Exhaust

The AWE Tuning Ford Focus ST Track Edition Cat-back Exhaust with Chrome Silver Tips is perfect for car enthusiasts who want to enhance their vehicle’s performance and sound. This item is ideal for those who own a Ford Focus ST and are looking to upgrade their exhaust system for a more aggressive and sporty sound. If you are passionate about getting the most out of your car’s performance while also wanting a visually appealing exhaust system, this product is for you.
Pros:
- Enhanced Performance: Improves exhaust flow, leading to better engine performance.
- Aggressive Sound: Delivers a deep and sporty exhaust note.
- High-Quality Construction: Made from durable materials for long-lasting use.
- Aesthetic Appeal: Chrome silver tips add a sleek look to the vehicle.
Cons:
- Installation Complexity: May require professional installation if you are not experienced with car modifications.
- Noise Level: The aggressive sound may be too loud for some users.
The AWE Tuning Ford Focus ST Track Edition Cat-back Exhaust stands out due to its high-quality construction and performance enhancement capabilities. The exhaust system is designed to provide an improved exhaust flow, which in turn enhances the engine’s performance and efficiency. This means that your Ford Focus ST will not only sound more aggressive but will also perform better on the road.
Another significant benefit is the aggressive sound that this exhaust system produces. It delivers a deep, sporty exhaust note that is sure to turn heads and make your presence known. Additionally, the chrome silver tips offer a sleek and polished look, adding to the overall aesthetic appeal of your vehicle. While the installation may be complex for some, the benefits of improved performance and a stylish appearance make this exhaust system a worthy investment for any Ford Focus ST owner.
To buy this product, click here.
Flowmaster 817795 Outlaw Cat-back Exhaust System

The Flowmaster 817795 Outlaw Cat-back Exhaust System is an ideal choice for car enthusiasts and performance-driven drivers who are looking to upgrade their vehicle’s exhaust system for enhanced sound and efficiency. This product is perfect for those who demand a deep, aggressive sound and are seeking to improve the overall performance of their vehicle. If you are someone who values high-quality automotive parts and desires an optimal driving experience, this exhaust system is designed for you.
Pros:
- Aggressive Sound that enhances the vehicle’s presence on the road.
- High-Quality Construction ensures durability and longevity.
- Easy Installation with all necessary hardware included.
Cons:
- No Color Options available, which might not suit all aesthetic preferences.
- Potential Increase in Cabin Noise due to the aggressive sound profile.
The Flowmaster 817795 Outlaw Cat-back Exhaust System is engineered to provide an aggressive exhaust note that appeals to performance enthusiasts. Its design maximizes exhaust flow, resulting in improved engine performance and efficiency. The robust construction of this system ensures it can withstand the demands of high-performance driving, making it a reliable choice for those seeking both sound and function.
Additionally, the easy installation process of the Flowmaster Outlaw Cat-back Exhaust System makes it accessible to both DIYers and professional installers. With all the necessary hardware included, it eliminates the need for additional purchases, saving time and effort. This exhaust system not only enhances the auditory experience but also contributes to improved horsepower and torque, providing tangible benefits to drivers looking to get the most out of their vehicle.
To buy this product, click here.
Srs Type-r1 Burnt Tip Catback Exhaust System

The SRS TYPE-R1 BURNT TIP CATBACK EXHAUST SYSTEM is perfect for car enthusiasts who own a 2013-2019 Ford Focus ST 2.0L Turbo and are looking to enhance their vehicle’s performance and sound. This exhaust system is ideal for those who value quality craftsmanship, a sporty sound, and improved exhaust flow for their beloved Ford Focus ST. If you’re someone who loves to customize your car and optimize its performance, this system might just be the perfect addition.
Pros:
- Improved exhaust flow for better performance
- Aggressive sound that enhances the driving experience
- High-quality SRS Tuning brand ensures durability and reliability
- Easy installation with a direct bolt-on design
- Attractive burnt tip for a stylish look
Cons:
- May be too loud for some preferences
- Not street legal in all areas due to noise regulations
- Professional installation might be necessary for optimal fit
The SRS TYPE-R1 BURNT TIP CATBACK EXHAUST SYSTEM is crafted with precision, allowing for a seamless fit with the Ford Focus ST. The use of high-quality materials ensures longevity and resistance to corrosion, which is crucial for maintaining performance over time. Users will appreciate the enhanced exhaust flow, which contributes to increased horsepower and torque, providing a noticeable boost in vehicle performance.
Additionally, the aggressive exhaust note produced by this system is sure to satisfy those looking for a sportier sound. The burnt tip design not only adds a visual flair but also signifies the high-performance nature of this exhaust system. While some may find the sound level to be louder than desired, the overall benefits of improved performance and aesthetic appeal make this an attractive option for the right customer.
To buy this product, click here.
Frequently Asked Questions
What Is The Best Exhaust For Ford Focus St?
Choosing the best exhaust depends on your needs. The ROUSH 421610 offers aggressive sound and performance. MBRP S4200AL provides a dual center outlet design. Flowmaster 817795 is known for its loud, race-inspired tone. Consider your priorities like sound, performance, and design when choosing.
How Does Roush 421610 Enhance Performance?
The ROUSH 421610 is designed to improve airflow. Enhanced airflow increases horsepower and torque. It also provides a deep, aggressive sound. This cat-back system delivers a sporty driving experience. It is a popular choice for performance enthusiasts.
Why Choose Mbrp S4200al Exhaust System?
MBRP S4200AL offers a robust aluminized steel construction. It features a dual center outlet for unique styling. The system enhances sound and performance. It is suitable for those seeking durability and aesthetics. It also provides a balanced driving experience.
What Are Benefits Of Awe Track Edition Exhaust?
AWE Track Edition offers improved sound and performance. Chrome silver tips provide a sleek appearance. It is designed for aggressive sound enthusiasts. This system enhances engine output and driving dynamics. It is ideal for those seeking a sporty exhaust note.
Is Flowmaster 817795 Suitable For Racing?
Flowmaster 817795 is designed for racing enthusiasts. It provides a loud, aggressive exhaust tone. The system enhances engine performance and sound. Ideal for those who love a race-inspired experience. It is known for its durable construction and distinctive sound.
Can Srs Type-r1 Exhaust Fit Newer Models?
Yes, the SRS TYPE-R1 fits 2013-2019 models. It is compatible with the 2. 0L Turbo engine. The burnt tip adds a unique style. This system enhances sound and performance. It is suitable for those seeking a modern exhaust upgrade.
Conclusion
Choosing the right exhaust for your ford focus st can make a big difference. Each option offers unique benefits. The roush 421610 provides a robust sound and performance. The mbrp s4200al 3″ cat back is durable with aluminized steel. Awe tuning track edition gives a sleek look with chrome silver tips.
Flowmaster 817795 outlaw system delivers an aggressive exhaust note. The srs type-r1 burnt tip catback adds a stylish touch with great functionality. Consider your needs and preferences. Sound, style, and performance all play a role. Research and reviews can help.
Always choose quality and compatibility. Your ford focus st deserves the best. Make an informed decision. Enjoy the enhanced driving experience. Happy driving!