Top 10 Best Exhaust Focus ST For Performance Upgrades

The best exhaust Focus ST systems are essential for drivers aiming to boost their vehicle’s performance and sound quality. Exhaust upgrades not only improve horsepower and torque but also optimize exhaust flow, reduce weight, and enhance engine efficiency. With advancements in materials such as stainless steel and titanium, along with innovative muffler designs and tuning technologies, modern exhausts deliver superior durability and acoustic performance.

Choosing the right exhaust Focus ST involves understanding differences in construction, sound characteristics, and how they align with driving needs and regulations. This guide delves into the technological benefits and engineering breakthroughs of current exhaust options, highlighting what makes certain models stand out.

Continue reading to uncover detailed insights that will help you make an informed decision for your Focus ST upgrade.

best exhaust focus st: + Top Picks for 2026

Image	Product	Buy
Top Picks- 1	MBRP Focus ST 2.0L EcoBoost 3in Cat-Back Dual Outlet – Best for: Dual outlet enthusiasts	Check Price On Amazon
Top Picks- 2	Cat Back Performance Exhaust System Tips for 2013-2018 Ford Focus Best for: Performance upgrade seekers	Check Price On Amazon
Top Picks- 3	BORLA 140504 Cat-Back Performance Exhaust System for 2013-2018 Ford Focus Best for: High-performance drivers	Check Price On Amazon
Top Picks- 4	AWE Tuning Ford Focus ST Track Edition Cat-back Exhaust – Best for: Track day racers	Check Price On Amazon
Top Picks- 5	MBRP S4200AL 3″ Cat Back, Dual Center Outlet Exhaust System Best for: Dual center outlet fans	Check Price On Amazon

1. MBRP Focus ST 2.0L EcoBoost 3in Cat-Back Dual Outlet –

Best for: Precise Fit for 2.0L EcoBoost Owners.

Crafted specifically for trucks with the 2.0L EcoBoost engine, the MBRP Focus ST 3-inch Cat-Back Dual Outlet Exhaust ensures an exact fit that enhances your vehicle’s exhaust flow. This setup allows drivers to unlock increased horsepower and torque for more dynamic acceleration.

Weighing 48.4 pounds, this MBRP system is constructed to boost performance with a dual outlet design and a cat-back structure. Its precise engineering helps optimize exhaust gas egress, contributing to a more responsive throttle and a distinctive sound profile that elevates the driving experience.

Pros

• Exact fit for 2.0L EcoBoost engines
• Dual outlet design for improved flow
• Cat-back system enhancing horsepower
• Lightweight at 48.4 pounds for easy installation

Cons

• Limited to trucks equipped with the 2.0L EcoBoost engine

Ideal for Focus ST owners aiming to augment engine power with a tailored exhaust upgrade. This system suits drivers seeking performance gains alongside an assertive exhaust tone.

2. Cat Back Performance Exhaust System Tips for 2013-2018 Ford Focus

Best for: High-Flow Stainless Steel Exhaust Enthusiasts.

Featuring a 3-inch high-flow cat-back design constructed from durable 409 stainless steel, this Roush Performance Exhaust System significantly enhances exhaust sound and airflow for Focus ST models ranging from 2013 to 2018. Its materials contribute to corrosion resistance and long-term durability.

This exhaust includes dual round 304 chrome tips with rolled edges, branded with the Roush logo for a stylish finish. The CNC mandrel bending optimizes pipe curvature to maximize airflow and performance, while included clamps and hardware enable straightforward installation using factory mounting points.

Pros

• Constructed of corrosion-resistant 409 stainless steel
• Includes performance-flow muffler for enhanced sound
• Dual 304 chrome tips with branded detail
• CNC mandrel bending improves exhaust gas flow

Cons

• Relatively heavy at 32 pounds, affecting handling during install

This exhaust suits drivers wanting a combination of robust sound and reliable durability, matching well with those prioritizing a complete hardware kit for hassle-free setup.

3. BORLA 140504 Cat-Back Performance Exhaust System for 2013-2018 Ford Focus

Best for: Stainless Steel Durability with Classic Sound.

The BORLA 140504 Cat-Back Performance Exhaust System features T-304 stainless steel construction that guarantees rust resistance and robustness for Focus vehicles between 2013 and 2018. Its welded design facilitates a seamless fit for owners prioritizing longevity and sound quality.

Weighing in at 30 pounds, this system integrates a bolt-on installation approach that eliminates the need for cutting or welding. Its American manufacturing origin underlines strict quality controls, and it delivers a classic BORLA exhaust note, appreciated by enthusiasts desiring a balanced sound and performance boost.

Pros

• T-304 stainless steel ensures corrosion resistance
• Bolt-on installation requires no vehicle modification
• Fully welded construction enhances durability
• Produced in the USA with quality standards

Cons

• No included hardware kit may require sourcing separate components

Optimal for Focus ST owners desiring a robust stainless steel exhaust with signature BORLA sound. Perfect for those who prefer straightforward installation without altering their vehicle.

4. AWE Tuning Ford Focus ST Track Edition Cat-back Exhaust –

Best for: Track-Ready Exhaust for Performance Seekers.

AWE Tuning’s Ford Focus ST Track Edition Cat-back Exhaust leverages precision engineering to produce an aggressive exhaust note suited for spirited driving and track use, delivering a blend of performance sound tailored specifically to Focus ST models.

This cat-back system is highly regarded for its crafted tuning that balances volume and tone without excessive drone. The single-item system offers a refined balance of enhanced exhaust flow and auditory appeal aimed at drivers who desire a track-focused upgrade without sacrificing daily usability.

Pros

• Tailored exhaust tone targeting track performance
• Balanced sound volume eliminating unwanted drone
• Cat-back design improving exhaust gas flow
• Single-piece system for streamlined installation

Cons

• Less detailed technical specs may require additional research before purchase

Geared toward Focus ST drivers who participate in track days and want a tailored exhaust sound. This system fits enthusiasts valuing sound and flow enhancements that work well on and off the track.

5. MBRP S4200AL 3″ Cat Back, Dual Center Outlet Exhaust System

Best for: Aluminized Steel with Dual Center Outlet Focus.

Constructed from aluminized steel, the MBRP S4200AL Cat Back Exhaust offers a 3-inch piping diameter paired with a dual center outlet layout, providing Focus ST drivers with a durable exhaust solution that promotes efficient gas flow and a commanding sound profile.

Weighing only 5 pounds, this lightweight system features corrosion-resistant aluminized steel designed to withstand high temperatures and road conditions. Its unique dual center outlet configuration stands out visually while enhancing exhaust dispersion and performance for improved throttle response.

Pros

• Aluminized steel offers excellent heat and corrosion resistance
• 3-inch main piping for enhanced performance
• Dual center outlet improves exhaust scavenging
• Lightweight at just 5 pounds for easier installation

Cons

• Material aluminized steel may age faster than stainless steel alternatives

Recommended for Focus ST owners seeking a visually distinctive dual outlet design with solid performance benefits. Best suited for drivers who want durable materials with an aggressive exhaust aesthetic.

6. SRS TYPE-R1 CATBACK EXHAUST SYSTEM FOR 2013-2019 FORD FOCUS ST

Best for: Japanese Design with Mandrel-Bent Stainless Steel.

The SRS TYPE-R1 Catback Exhaust System caters to 2013-2019 Ford Focus ST models with full T-304 stainless steel tubing that’s mandrel bent for smoother airflow. Its direct bolt-on design ensures hassle-free installation, delivering performance reliability and longevity.

This exhaust system features meticulous Japanese design qualities paired with premium materials that resist corrosion and maintain strength under heat stress. The mandrel bent tubing preserves consistent diameter throughout bends to maximize exhaust velocity, boosting engine response and efficiency.

Pros

• Full T-304 stainless steel construction resists corrosion
• Mandrel bent tubing optimizes exhaust flow
• Direct bolt-on fitment simplifies installation
• Designed in Japan for quality craftsmanship

Cons

• Manufacturer details lack specifics on included hardware components

Perfect choice for Focus ST owners prioritizing premium stainless steel construction with straightforward bolt-on installation. Ideal for those valuing craftsmanship from Japan combined with performance gains.

7. AWE Ford Focus ST Exhaust Suite

Best for: Comprehensive Exhaust System Kit.

AWE Ford Focus ST Exhaust Suite combines components into a comprehensive exhaust system kit weighing 57.2 pounds that enhances the complete exhaust pathway. Its design supports improved vehicle airflow and consistent performance across power bands.

The system’s sizable weight reflects its robust materials and inclusive components that encompass everything needed for a full exhaust upgrade. The kit fits factory specifications while promoting efficient exhaust gas evacuation and high-quality sound tuning for a refined driving experience.

Pros

• Complete exhaust kit for full system upgrade
• Weighs 57.2 pounds indicating strong build quality
• Supports improved exhaust gas flow through entire path
• Meets factory fitment standards

Cons

• Heavier weight could complicate installation for casual users

Well-suited for Focus ST enthusiasts seeking an all-in-one exhaust overhaul. Best for those who want optimized performance and sound without piecemeal purchases.

8. SRS TYPE-R1 Burnt TIP Catback Exhaust System FOR 2013-2019 FORD

Best for: Burnt Tip Visuals with Stainless Reliability.

The SRS TYPE-R1 Burnt TIP Catback Exhaust System for 2013-2019 Ford Focus ST combines full T-304 stainless steel with a 3-inch burnt tip finish, elevating both durability and customized appearance. The design supports reliable performance alongside aesthetic enhancement.

Mandrel bent tubing maintains uninterrupted pipe diameter, boosting exhaust flow efficiency. The burnt tip adds a striking visual contrast, while the direct bolt-on engineering reduces installation complexity. This system blends engineered airflow with style for drivers seeking both substance and flair.

Pros

• Full T-304 stainless steel with high corrosion resistance
• 3-inch burnt tip offers unique styling
• Mandrel bending supports smooth airflow
• Direct bolt-on fitment simplifies installation

Cons

• Visual burnt tip may not match all driver style preferences

Designed for Focus ST drivers who want to combine performance gains with personalized exhaust aesthetics. Ideal for those valuing both functional and visual upgrades.

9. Roush Performance Products 421610 Cat-Back Exhaust Kit, 1 Pack

Best for: Robust Stainless Steel with Chrome Tips.

The Roush Performance 421610 Cat-Back Exhaust Kit fits 2012-2017 Focus ST and NA models, featuring high-quality 409 stainless steel construction coupled with chrome-flashed 304 stainless steel tips. This blend delivers durability and a polished finish enhancing vehicle styling.

Weighing 50 pounds, the kit includes components sized 54 x 25 x 13 inches improving exhaust gas flow through a 3-inch mandrel bent pipe configuration. The chrome tips incorporate subtle design features for a refined look, rounding out a performance-oriented upgrade package for forward-thinking Focus ST owners.

Pros

• 409 stainless steel ensures robust durability
• Chrome-flashed 304 stainless steel tips provide corrosion resistance
• Mandrel bent design promotes smooth exhaust flow
• Comprehensive kit fitting multiple Focus ST model years

Cons

• Heavier weight at 50 pounds may require assistance during installation

Ideal for Focus ST owners requiring a long-lasting, visually appealing exhaust system. Fitments for multiple model years make this a versatile upgrade option.

10. Flowmaster 817795 Outlaw Cat-back Exhaust System

Best for: Large Diameter Tubing with Carbon Fiber Tips.

Flowmaster’s 817795 Outlaw Cat-back Exhaust System incorporates large 3.00-inch tubing paired with dual 4.00-inch carbon fiber tips that offer both heightened exhaust flow capacity and a premium aesthetic suitable for performance-minded Focus ST drivers.

Constructed entirely from stainless steel, it features a specially tuned resonator to moderate aggressive exhaust sound while maintaining an engaging tone. The system weighs 50.8 pounds and includes all necessary hardware, engineered to balance intake responsiveness and auditory presence for spirited driving.

Pros

• Large 3.00-inch tubing maximizes exhaust flow
• Dual 4.00-inch carbon fiber tips enhance visual appeal
• Full stainless steel resist corrosion and heat
• Specialized resonator tunes exhaust sound quality

Cons

• Hefty 50.8-pound weight could increase installation difficulty

This exhaust is designed for Focus ST enthusiasts seeking maximum performance through larger tubing and a tuned sound. Worth considering for those wanting both function and striking styling.

How to Choose the Right Best Exhaust Focus ST

Performance and sound quality

Selecting the ideal exhaust for your Focus ST begins with understanding how it affects both engine compatibility and performance characteristics. Look for systems engineered specifically for turbocharged 2.0-liter engines matching the Focus ST’s boost parameters to ensure optimal exhaust flow and minimal backpressure. Sound quality is equally crucial—choose an exhaust offering a balanced tone that complements aggressive driving without overwhelming cabin comfort.

Good options provide a deep, throaty growl with moderate volume that enhances the driving experience without inducing drone. Performance gains should include measurable increases in horsepower and torque, typically achieved through mandrel-bent piping and high-flow mufflers tailored to the ST’s power delivery.

For true performance enthusiasts, a stainless steel system with 3-inch piping diameter optimized for the Focus ST’s turbo setup delivers the best horsepower and sound enhancement.

Material quality and durability

Durability and material quality determine how long the exhaust maintains its appearance and function under harsh conditions. Stainless steel exhausts excel in resisting rust and corrosion, especially in climates prone to moisture and road salt, due to their chromium content and robust finish. Aluminized steel systems offer a lower-cost alternative with some corrosion resistance through an aluminum-silicon coating but fall short in longevity and heat tolerance.

Choose materials rated to handle continuous high temperatures exceeding 1000 degrees Fahrenheit without discoloration or warping, indicating superior build quality. A premium stainless steel exhaust with a polished or brushed finish ensures lasting heat resistance and will retain its aesthetic appeal over years of use, making it the definitive choice for Focus ST owners seeking endurance and low-maintenance reliability.

Fitment and installation ease

Ease of installation and precise fitment are essential for avoiding costly modifications or performance compromises. Opt for a direct bolt-on exhaust designed specifically for the Focus ST chassis to guarantee secure attachment points and correct alignment with the turbo outlet and rear hanger mounts. These systems typically require basic hand tools and are achievable by owners with intermediate mechanical skills.

Universal fit exhausts, while more flexible, often demand cutting, welding, or additional hardware, increasing complexity and potential for leaks or fitment issues. Confirm compatibility not only with the factory stock layout but also with popular aftermarket parts such as downpipes or intercoolers to ensure seamless integration.

For hassle-free installation and perfect fitment, a Focus ST-specific direct bolt-on exhaust is the unequivocal recommendation.

Design and style considerations

Visual appeal and design details elevate the vehicle’s aesthetics alongside performance benefits. When choosing the tip design, consider wider diameters around 3 to 3.5 inches for a sportier look that matches the Focus ST’s aggressive styling. Popular tip styles such as rolled edge or slash cut deliver cleaner lines, while dual tip configurations add an athletic symmetry.

Decide between centerexit or rearexit designs based on personal taste and rear bumper compatibility; centerexit offers a unique centerpiece look, whereas rearexit maintains a classic, understated rear profile. Subtle branding can enhance perceived quality without overwhelming the design.

Focus ST owners looking for a balance of sporty visuals and subtle enhancements should prioritize polished stainless steel tips with dual rearexit pipes for a refined yet performance-oriented appearance.

Price and warranty

Evaluating price alongside warranty and customer service ensures a satisfactory ownership experience. Exhaust systems range from entry-level aluminized setups to premium stainless steel options, with value correlating to material quality and precision engineering. Select products that include a comprehensive manufacturer warranty of at least two years covering rust-through and structural defects to protect against premature failures.

Reliable customer support with accessible service channels and responsive assistance contributes significantly to long-term satisfaction. Prioritize exhausts backed by clear warranty policies and solid manufacturer reputations to minimize risks.

For Focus ST owners focusing on assured quality and support, investing in mid- to high-tier exhaust systems offering a minimum two-year warranty and accessible customer service is the best approach.

Which Should You Choose?

• If you want an exhaust that fits perfectly on a 2.0L EcoBoost engine, choose a cat-back system specifically designed for seamless installation on that engine type.
• If you desire a louder, high-performance exhaust note with durable stainless steel construction, opt for a 3-inch cat-back system made from high-quality stainless steel with a performance muffler.
• If you prefer a classic exhaust sound with all-welded construction and easy bolt-on installation, select a T-304 stainless steel cat-back exhaust built for straightforward fitting.
• If you value a unique aesthetic with burnt tip finishes and a full mandrel-bent stainless steel system, go for a design that combines visual appeal with precision engineering and bolt-on compatibility.

Quick Best Exhaust Focus St Buying Checklist

• Compatibility: Ensure the exhaust fits the Focus ST model and year precisely.
• Material: Opt for corrosion-resistant materials like stainless steel.
• Performance Impact: Look for systems that improve horsepower and torque.
• Sound Preferences: Choose an exhaust with the desired tone and noise level.
• Installation: Consider exhausts that offer easy bolt-on installation.
• Warranty: Check for a solid warranty and reliable customer service.

Frequently Asked Questions

What Makes An Exhaust System Ideal For A Focus St?

An ideal exhaust system for the Focus ST enhances both performance and sound without compromising durability. It should be made from high-quality materials like stainless steel and designed for precise fitment to maximize horsepower gains and deliver a sporty exhaust note.

How Does The Exhaust Material Affect Its Lifespan?

Exhaust material significantly influences the system’s longevity; stainless steel is preferred because it resists rust and corrosion better than aluminized steel. This means the exhaust will maintain appearance and performance over time, even under harsh driving conditions.

Can I Install A Focus St Exhaust System Myself?

Many Focus ST exhaust systems are designed as direct bolt-on replacements, making self-installation feasible with basic tools. However, some models might require professional installation, especially if custom modifications or welding are necessary for optimal fit.

Will A New Exhaust System Improve Fuel Efficiency In A Focus St?

Upgrading to a performance exhaust can improve fuel efficiency slightly by reducing engine backpressure and improving exhaust flow. Still, the primary benefits are enhanced power and sound, with fuel economy gains being a secondary advantage.

What Sound Levels Should I Expect From A Performance Exhaust On The Focus St?

Performance exhausts for the Focus ST are designed to deliver a deep, aggressive sound that is louder than stock but typically balanced to avoid excessive cabin noise. The exact tone and volume depend on the specific system’s design and muffler configuration.

Final Thouthgs

Choosing the best exhaust focus st enhances your vehicle’s performance, sound, and style. Durable materials and precise fit ensure long-lasting value and easy installation. Whether seeking louder tone or improved power, investing in a quality exhaust system transforms your driving experience and sets your Focus ST apart on the road.