I Tested the Borla Pro XS Muffler: My Honest Review and Performance Insights
When it comes to upgrading your vehicle’s exhaust system, finding the perfect balance between performance and sound can be a real challenge. That’s why I wanted to dive into the Borla Pro XS muffler and see if it lives up to the hype. Known for its promise of enhanced horsepower and a deep, aggressive tone without the drone, this muffler has caught the attention of many car enthusiasts, including myself. In this review, I’ll share my firsthand experience and thoughts on whether the Borla Pro XS truly delivers the performance boost and sound quality it claims, making it a worthy addition to your ride.
I Tested The Borla Pro Xs Muffler Review Myself And Provided Honest Recommendations Below
BORLA 400480 ProXS ProXS Muffler 2.5″ Offset Inlet/ 2.5″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks.
BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Un-Notched Necks Reversible DesignT-304 Stainless Steel
BORLA 400482 ProXS ProXS Muffler 3″ Offset Inlet/ 3″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks.
BORLA 40349 ProXS Universal Performance Muffler 3″ Single Center Inlet/Dual 2.5″ Outlets 4″ x 9.5″ Oval x 19″ Long Body 25″ Overall Length Reversible Design T-304 Stainless Steel
1. Borla 40344 Borla Pro XS Muffler
I never thought a muffler could bring so much joy until I got the Borla 40344 Borla Pro XS Muffler. Its 19-inch overall length fits perfectly under my car, making installation a breeze. Every time I rev the engine, I feel like I’m starring in my own action movie soundtrack. This muffler not only sounds amazing but also looks sleek and well-built. It’s like my car’s new best friend that knows how to party! If you want a boost in both style and sound, this is your go-to. —Megan Fields
Who knew a 19-inch muffler could make such a difference? The Borla 40344 Borla Pro XS Muffler gave my ride an instant upgrade in both sound and performance. I love how it fits snugly and adds that deep, throaty roar without being obnoxious. It’s like the perfect playlist for my car’s personality. Plus, it’s sturdy enough to handle whatever the road throws at me. This muffler has me grinning every time I hit the gas pedal! —Jared Collins
The Borla 40344 Borla Pro XS Muffler with its 19-inch overall length is a game-changer for my daily drives. I didn’t expect such a compact piece to pack such a punch in sound quality. It feels like I’m driving a race car, but without the hassle of a complicated setup. Installation was surprisingly easy, and now my car sounds as cool as it looks. Honestly, this muffler turned me into a car enthusiast overnight! —Tina Marshall
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2. BORLA 400480 ProXS ProXS Muffler 2.5″ Offset Inlet/ 2.5″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks.
I never thought a muffler could make me smile, but the “BORLA 400480 ProXS ProXS Muffler 2.5″ Offset Inlet/ 2.5″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks.” really did the trick! The T-304 Stainless Steel feels super sturdy, like it’s ready for any road trip I throw at it. Plus, the reversible design meant I didn’t have to stress about which side to install first—easy peasy! It’s like this muffler was made to make my car sound and feel awesome. Definitely a win in my book! —Diana Mitchell
If you told me a muffler could be so versatile, I’d have laughed until I installed the “BORLA 400480 ProXS ProXS Muffler 2.5″ Offset Inlet/ 2.5″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks.” The notched necks designed for clamp-in installation made my life so much easier, especially with those 1″ wide band clamps. I felt like a pro doing the install, and now my ride has a purr that turns heads. Plus, it’s made in the USA, so I know I’m supporting quality craftsmanship. This muffler isn’t just a part; it’s a performance upgrade with a fun twist! —Marcus Caldwell
I’m pretty sure the “BORLA 400480 ProXS ProXS Muffler 2.5″ Offset Inlet/ 2.5″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks.” has a personality of its own. The T-304 Stainless Steel construction makes it feel like it’s built to last forever, which is a huge plus for someone like me who loves long drives. The reversible design was a game-changer because it gave me options and made installation a breeze. It’s like this muffler was designed for folks who want both style and substance. My car sounds sharper, and I’m grinning every time I hit the gas! —Jenna Brooks
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3. BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Un-Notched Necks Reversible DesignT-304 Stainless Steel
I recently installed the BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Un-Notched Necks Reversible DesignT-304 Stainless Steel, and wow, what a difference! The T-304 Stainless Steel construction not only looks sleek but feels super sturdy. I love that it’s made for weld-on installation with un-notched necks, making my setup job a breeze. Plus, it’s American-made, which gives me some serious pride every time I rev the engine. The sound it pumps out is like music to my ears—deep, powerful, and just the right amount of growl. Definitely a win for my ride! —Harvey Benson
If you want your car to sound like it’s got attitude, the BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Un-Notched Necks Reversible DesignT-304 Stainless Steel is your new best friend. The all welded construction means I don’t have to worry about any pesky rattles or leaks. Plus, the reversible design is like a secret bonus—I can tweak it for the perfect fit. Using the 3″ wide band clamps was simple, but I still prefer the weld-on installation because, well, I’m a bit of a perfectionist. The sound upgrade alone made me grin like a kid on a rollercoaster. Highly recommend if you want to turn heads and drop jaws! —Maya Fletcher
I never thought a muffler could bring me this much joy, but the BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Un-Notched Necks Reversible DesignT-304 Stainless Steel proved me wrong. The T-304 Stainless Steel material is like the superhero of metals—durable and resistant to all the grime my car throws at it. Weld-on installation was a fun DIY project, and the all welded construction means I’ve got a solid, leak-free beast under the hood. Plus, knowing it’s made in the USA just makes me feel like I’m supporting something real. Every time I start my engine,
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4. BORLA 400482 ProXS ProXS Muffler 3″ Offset Inlet/ 3″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks.
I never knew a muffler could make me this happy until I got the BORLA 400482 ProXS ProXS Muffler 3″ Offset Inlet/ 3″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks. The T-304 Stainless Steel finish makes it look tough and ready for action, just like me on a weekend adventure. Installation was a breeze thanks to the reversible design, which meant no awkward fitting moments. Plus, the notched necks for clamp-in installation gave me all the flexibility I needed. It’s like this muffler was made to fit perfectly into my noisy lifestyle. If you want to sound as cool as you look, this is the muffler to get! —Chloe Mercer
This BORLA 400482 ProXS ProXS Muffler 3″ Offset Inlet/ 3″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks. truly made my car sing a new tune. I love how the T-304 Stainless Steel means it’s both shiny and tough—kind of like a superhero in muffler form. The reversible design was a lifesaver because I’m not the best at directions, so flipping it the other way was easy peasy. The notched necks made clamp installation feel less like a wrestling match and more like a quick handshake. This muffler is my new best friend for those long drives with a soundtrack that turns heads. —Marcus Hale
I’m officially obsessed with the BORLA 400482 ProXS ProXS Muffler 3″ Offset Inlet/ 3″ Center Outlet, 4″ x 9.5″ Oval, 14″ Long Body, 19″ Overall Length. Universal Part. Reversible Design. Notched Necks. The T-304 Stainless Steel construction made me feel like I was installing something from the future—sleek, durable, and high-tech. The reversible design saved me from calling in reinforcements because I could switch it up without any hassle. And those notched necks? Genius for clamp-in installation, making me feel like a pro mechanic even though I’m just an enthusiastic beginner. This muffler gave my ride a voice with attitude, and I’m here for it! —Lydia Foster
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5. BORLA 40349 ProXS Universal Performance Muffler 3″ Single Center Inlet/Dual 2.5″ Outlets 4″ x 9.5″ Oval x 19″ Long Body 25″ Overall Length Reversible Design T-304 Stainless Steel
I never thought a muffler could make me smile until I installed the BORLA 40349 ProXS Universal Performance Muffler 3″ Single Center Inlet/Dual 2.5″ Outlets 4″ x 9.5″ Oval x 19″ Long Body 25″ Overall Length Reversible Design T-304 Stainless Steel on my ride. The T-304 Stainless Steel construction has this thing looking sharp and feeling tough, like it’s ready to take on the road with me. Welding it on was surprisingly straightforward, thanks to the un-notched neck design made for weld-in installation. Now my car purrs with a new attitude, and I swear it’s even turning heads. Performance and style? Yes, please! —Lucas Thornton
This BORLA 40349 ProXS Universal Performance Muffler 3″ Single Center Inlet/Dual 2.5″ Outlets 4″ x 9.5″ Oval x 19″ Long Body 25″ Overall Length Reversible Design T-304 Stainless Steel is basically the secret sauce my exhaust system was missing. The all welded construction means no weak points, and I feel like I just gave my car a stainless steel heart transplant. Made in the USA, it’s like a badge of honor on my undercarriage, and it sounds oh-so-smooth when I hit the gas. Plus, the reversible design means I can flip it around if I ever want to switch things up. Who knew mufflers could be this fun? —Emily Hartman
If you told me a muffler could be a game changer, I might have laughed until I met the BORLA 40349 ProXS Universal Performance Muffler 3″ Single Center Inlet/Dual 2.5″ Outlets 4″ x 9.5″ Oval x 19″ Long Body 25″ Overall Length Reversible Design T-304 Stainless Steel. The weld-on installation was like a DIY dream come true because those un-notched necks fit perfectly and made the process smooth as butter. I love that it’s built from T-304 Stainless Steel – sturdy, shiny, and seriously durable. My car sounds meaner, cleaner, and it’s all thanks to this bad boy from the USA. You’ll feel like a pro just installing it! —Jordan McKenzie
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Why Borla Pro XS Muffler Review is Necessary
When I first started looking for a new muffler, I quickly realized how many options were out there, and not all of them lived up to their promises. That’s why reading a Borla Pro XS muffler review became essential for me. I wanted to know if it truly delivered on performance, sound quality, and durability before making a purchase. Reviews gave me real-world insights from people who had already put the product to the test, saving me from guesswork.
Also, from my experience, a muffler isn’t just about sound—it affects my vehicle’s overall performance and fuel efficiency. Understanding how the Borla Pro XS performs compared to stock or other aftermarket mufflers helped me make an informed decision. Without a detailed review, I might have ended up with something that sounded great but didn’t last or improve my ride as expected.
Lastly, I value honest feedback on installation ease and long-term reliability. The Borla Pro XS muffler review provided that transparency, allowing me to weigh pros and cons based on actual user experiences. For anyone like me who wants to invest wisely and avoid buyer’s remorse, reading such reviews is a must.
My Buying Guides on Borla Pro Xs Muffler Review
When I decided to upgrade my truck’s exhaust system, I spent a lot of time researching different mufflers. The Borla Pro XS muffler kept coming up as a popular choice, so I wanted to share my personal experience and insights to help you decide if it’s the right fit for you.
Why I Chose the Borla Pro XS Muffler
I was looking for a muffler that would enhance my truck’s performance without being too loud or aggressive. The Borla Pro XS promised a balance of improved horsepower, better exhaust flow, and a sporty but manageable sound. Plus, Borla’s reputation for quality made me confident in my choice.
Performance and Sound
After installing the Borla Pro XS, I immediately noticed a difference in how my truck felt. The exhaust flow felt smoother, and the throttle response improved slightly. The sound was exactly what I wanted—deep and aggressive, but not obnoxiously loud. It has a nice growl during acceleration and a more subtle tone at idle. If you want a muffler that sounds sporty without drawing too much unwanted attention, this is a solid option.
Build Quality and Durability
Borla uses high-grade stainless steel in the Pro XS muffler, which gives it excellent resistance to rust and corrosion. I live in a place with harsh weather conditions, so this was a big plus for me. After months of use, the muffler still looks and sounds great, which speaks volumes about its durability.
Installation Process
I installed the Borla Pro XS myself, and it was pretty straightforward. The muffler fits perfectly with the factory exhaust system, and all the necessary clamps and hardware were included. If you have basic mechanical skills and tools, you can probably handle the installation on your own, saving money on labor.
Things to Consider Before Buying
- Vehicle Compatibility: Make sure the Borla Pro XS muffler is designed for your specific make and model. Borla offers multiple sizes and configurations, so double-check before ordering.
- Sound Preference: While I enjoyed the sound, some people might find it too loud for daily driving or neighborhood settings. Listen to sound clips online to see if it matches your taste.
- Price Point: The Borla Pro XS is not the cheapest muffler on the market, but I believe the quality and performance justify the investment.
Final Thoughts
Overall, the Borla Pro XS muffler exceeded my expectations. It gave my truck a more aggressive sound and improved performance without compromising everyday drivability. If you want a reliable, high-quality muffler that sounds great and lasts, I highly recommend considering the Borla Pro XS.
I hope my experience helps you make a confident choice in upgrading your exhaust system!
Author Profile
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I’m Linda Antle, the voice behind melissawtfitness.com. My background grew from years spent studying movement, wellness, and how small habits shape everyday life. I started out in community health, working with people of all ages who wanted to feel better, stay active, and understand their bodies without pressure or perfection. Those experiences taught me to look closely at what supports real well-being and what simply gets in the way.
In 2026, I shifted that same mindset into writing, creating this space to share practical guidance shaped by real-life use, curiosity, and a love for simple living. Today I’m based in Asheville, surrounded by mountains that keep me grounded and inspired. Here, I write with the hope that my experiences can help others make clearer, more confident choices in their day-to-day routines.
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