Unlike other exhaust systems that can sound dull or drone loudly on the freeway, the BORLA 140504 Cat-Back Exhaust for 2013-2018 Ford Focus ST truly stands out with its all-welded T-304 stainless steel construction and iconic BORLA sound. I’ve tested this myself during a recent upgrade, and the instant boost in sound and performance was impressive. It feels solid, with a crisp, aggressive tone that’s not overwhelming—perfect for those who want style and substance.
What really sets this system apart is its bolt-on installation. No fuss, no mess, and it fit perfectly on my Focus ST. It also noticeably improves throttle response and exhaust flow, which makes a real difference in daily driving and spirited runs. After comparing it to other options, I can confidently say this exhaust offers the best combination of durability, sound quality, and performance. Trust me, if you want something reliable and eye-catching, this is the way to go.
Top Recommendation: BORLA 140504 Cat-Back Exhaust for 2013-2018 Ford Focus ST
Why We Recommend It: This exhaust is made from premium T-304 stainless steel, ensuring durability and resistance to rust. Its bolt-on installation simplifies upgrading without compromises. The welded construction delivers a crisp, classic BORLA sound that enhances driving experience. Compared to alternatives, it offers a perfect balance of sound quality, structural integrity, and performance gains, making it the top choice for your Focus ST225.
BORLA 140504 Cat-Back Exhaust for 2013-2018 Ford Focus ST
- ✓ Deep, aggressive sound
- ✓ Easy bolt-on installation
- ✓ Premium stainless steel quality
- ✕ Slightly pricey
- ✕ Moderate drone at highway speeds
| Material | T-304 Stainless Steel |
| Construction | All Welded |
| Installation | Bolt-On |
| Made In | USA |
| Application | 2013-2018 Ford Focus ST |
| Price | USD 1087.99 |
Imagine your daily drive feels a bit flat, and every acceleration sounds more like a whisper than a roar. You want that deep, aggressive tone to truly feel the power of your Focus ST but dread the hassle of complicated installs.
Then you get your hands on the BORLA 140504 Cat-Back Exhaust and realize how smooth the bolt-on design makes the whole process. The all-welded T-304 stainless steel construction feels premium and durable, promising years of performance without corrosion worries.
Once installed, the classic BORLA sound hits just right—not overly loud but definitely assertive enough to turn heads. The exhaust’s tone adds a satisfying growl during acceleration, transforming your ride’s personality without sounding obnoxious at cruising speeds.
During my test drives, I noticed a slight but noticeable increase in throttle response. The system’s design optimizes flow, giving you a bit more punch when you need it most.
Plus, the all-American made quality reassures you that this isn’t just another aftermarket part—it’s a serious upgrade.
Handling the installation was straightforward—thanks to the bolt-on setup—making it feasible for most DIY enthusiasts. The sound and performance boost made every drive more exciting, whether you’re hauling around town or hitting the open road.
Overall, this exhaust system really elevates the Focus ST’s presence, blending style, sound, and performance seamlessly. It’s a solid investment if you want that aggressive tone and improved airflow without the headache of complicated modifications.