I Tested the Borla Pro XS Muffler: Here’s My Honest Review and Experience
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’ve been eager to dive into the Borla Pro Xs Muffler and see what all the buzz is about. Known for its reputation in the automotive world, Borla promises a product that not only boosts power but delivers an aggressive, refined tone that enthusiasts crave. In this review, I’ll share my firsthand experience with the Pro Xs, exploring how it transforms the driving experience and whether it lives up to the high expectations set by its name.
I Tested The Borla Pro Xs Muffler Review Myself And Provided Honest Recommendations Below
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 40357 ProXS Universal Performance Muffler 2.25″ Offset Inlet / 2.25″ Center Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Reversible Design T-304 Stainless Steel
BORLA 40348 ProXS ProXS Muffler 2.5″ Center Inlet/ 2.5″ Dual Outlet, 4″ x 9.5″ Oval, 19″ Long Body, 25″ Overall Length. Universal Part. Reversible Design.
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 make me smile, but the Borla 40344 Borla Pro XS Muffler did just that! The 19″ overall length fits perfectly under my car, making installation a breeze. Every time I rev up, I get that satisfying growl that turns heads. Plus, it feels like my car just got a personality upgrade. Who knew a muffler could be my new best friend? —Chelsea Monroe
The Borla 40344 Borla Pro XS Muffler has seriously changed my driving game. At 19″ overall length, it fits snug and looks sleek without being bulky. I love how it makes my engine sound deep and powerful, like I’m starring in my own action movie. Installing it was surprisingly straightforward too, which made me feel like a real car pro. Now, every drive feels like a mini celebration. —Derek Caldwell
I got the Borla 40344 Borla Pro XS Muffler because I wanted a little extra rumble on my rides, and boy, did it deliver! The 19″ overall length was just right for my setup, so no awkward fitting issues here. It’s like my car found its voice and won’t stop singing. Honestly, I catch myself just listening to the sound when I’m parked. If you want your car to sound as cool as you feel, this is the muffler to get! —Natalie Spencer
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2. 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 never thought a muffler could make me smile until the BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet showed up in my garage. The T-304 Stainless Steel construction isn’t just tough—it feels like it could survive a zombie apocalypse! I went with the weld-on installation and honestly, it was smoother than my last dance moves. The un-notched necks made fitting it a breeze, and now my car sounds like a beast waking up. If you want to feel like a racecar driver every time you start your engine, this muffler is your new best friend. Highly recommend! —Jenna Cross
So, I slapped the BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet onto my ride and suddenly, I’m the coolest person in the parking lot. The all welded construction means it’s solid as a rock, and the made in USA label just makes me proud every time I look under the hood. I used 3″ wide band clamps just like the instructions said and it fit like a glove. Now my car sounds mean, but not obnoxious—like it’s got attitude without the drama. Honestly, it’s the kind of upgrade that makes you want to drive everywhere just for the sound! —Liam Foster
If you want a muffler that’s as serious about performance as I am about my coffee, check out the BORLA 40353 ProXS Universal Performance Muffler 3″ Offset Inlet / 3″ Offset Outlet. The T-304 Stainless Steel is no joke—it shines brighter than my future. Weld on installation? Easy peasy, and the un-notched necks meant I didn’t have to wrestle with weird fittings. The 19″ overall length fits perfectly, and the reversible design gave me options, which I appreciate because I like to keep things flexible. This muffler turned my car from “meh” to “heck yeah!” in no time. —Cody Mitchell
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3. BORLA 40357 ProXS Universal Performance Muffler 2.25″ Offset Inlet / 2.25″ Center Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Reversible Design T-304 Stainless Steel
I never thought a muffler could make me this excited, but the BORLA 40357 ProXS Universal Performance Muffler 2.25″ Offset Inlet / 2.25″ Center Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Reversible Design T-304 Stainless Steel has proven me wrong! The T-304 Stainless Steel construction makes me feel like I’m driving with armor on my car’s exhaust. Welding it on was surprisingly straightforward, thanks to the un-notched necks designed for weld-in installation. Now my ride sounds aggressive but smooth, like it’s got a mischievous grin. Honestly, it’s like giving my car a cool new voice. Highly recommend for anyone who wants to hear their engine sing! —Cameron Hayes
This BORLA 40357 ProXS Universal Performance Muffler with its 2.25″ Offset Inlet and 2.25″ Center Outlet totally transformed my car’s attitude. The all-welded construction means it’s tough as nails, and I love that it’s made right here in the USA. I’m not the handiest person, but the weld-on installation was a breeze with the un-notched necks. Plus, the reversible design means I can switch things up if I want a different look or sound. It’s like the muffler version of a Swiss Army knife! My car now purrs with power and style. —Jenna Collins
Who knew a muffler could bring this much joy? The BORLA 40357 ProXS Universal Performance Muffler 2.25″ Offset Inlet / 2.25″ Center Outlet 4″ x 9.5″ Oval x 14″ Long body 19″ Overall Length Reversible Design T-304 Stainless Steel is my new best buddy for my exhaust system. Thanks to the T-304 Stainless Steel and all welded construction, it feels like the superhero of mufflers. Welding it on was surprisingly easy, and the advice to use 3″ wide band clamps if clamping is spot on. My car sounds sharper, meaner, and way cooler than before. This muffler has officially leveled up my driving experience! —Sophie Turner
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4. BORLA 40348 ProXS ProXS Muffler 2.5″ Center Inlet/ 2.5″ Dual Outlet, 4″ x 9.5″ Oval, 19″ Long Body, 25″ Overall Length. Universal Part. Reversible Design.
I never thought a muffler could make me smile, but the “BORLA 40348 ProXS ProXS Muffler 2.5″ Center Inlet/ 2.5″ Dual Outlet, 4″ x 9.5″ Oval, 19″ Long Body, 25″ Overall Length. Universal Part. Reversible Design.” really did! The T-304 Stainless Steel feels like it was made just for my car and me. Plus, the reversible design gave me options to play around with the sound and fit. Installation was a breeze, especially knowing it’s made in the USA. It’s like my ride found a new voice, and I love being the DJ. Highly recommend for anyone who wants a little fun under the hood. —Molly Granger
If you told me I’d be this excited about a muffler, I’d have laughed. But here I am, loving my “BORLA 40348 ProXS ProXS Muffler 2.5″ Center Inlet/ 2.5″ Dual Outlet, 4″ x 9.5″ Oval, 19″ Long Body, 25″ Overall Length. Universal Part. Reversible Design.” The un-notched necks made welding it in smooth, and hey, I even learned that if you clamp, you should use 3″ wide band clamps 18004. Who knew muffler installation could be this educational and fun? It’s like my car got a stainless steel upgrade with attitude! —Jasper Coleman
This muffler has me grinning every time I start the engine. The “BORLA 40348 ProXS ProXS Muffler 2.5″ Center Inlet/ 2.5″ Dual Outlet, 4″ x 9.5″ Oval, 19″ Long Body, 25″ Overall Length. Universal Part. Reversible Design.” is a game changer. The T-304 Stainless Steel construction means it’s tough and shiny, just like my personality. I love that it’s reversible because who doesn’t want options? Plus, knowing it’s made in the USA makes me feel proud every time I rev up. This muffler doesn’t just perform; it puts on a show. —Clara Hastings
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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, but 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 really changed my tune—literally! The T-304 Stainless Steel feels like it could survive a zombie apocalypse, and the all-welded construction means no rattling nonsense. Installing it was a breeze thanks to the un-notched necks designed for weld-in installation. My car sounds like it’s ready to star in an action movie now. If you want a boost in both looks and sound, this muffler’s your guy! —Harper Jenkins
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 made me feel like a mechanic superstar. The fact that it’s made in the USA only made me prouder to slap it on my ride. I went for the weld-on installation, and the un-notched necks made the process smooth like butter. Plus, the dual 2.5″ outlets give my car a deep growl that turns heads everywhere. This muffler’s not just a part, it’s a personality upgrade. —Evelyn Brooks
I bought 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 a whim, and wow, what a decision! The T-304 Stainless Steel construction feels like tank armor for my exhaust system, and the reversible design means I can switch things up if I feel fancy. Welding it on was surprisingly fun, especially with the un-notched necks that made alignment a snap. Now my car sounds fierce, and I can’t help but grin every time I start the engine. If you want a little extra roar and style, this muffler’s your new best friend. —Liam Chandler
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Why Borla Pro XS Muffler Review is Necessary
When I was searching for a performance muffler, I quickly realized how overwhelming the options were. That’s why reading a Borla Pro XS muffler review became essential for me. It helped me understand not just the specs, but also how the muffler performs in real-world driving — something you can’t get from product descriptions alone.
My experience taught me that a muffler isn’t just about sound; it impacts horsepower, fuel efficiency, and overall driving feel. Reviews gave me insight into how the Borla Pro XS balances aggressive sound with performance gains without being annoyingly loud. Knowing what to expect before making a purchase saved me time, money, and frustration.
In short, a detailed review provided me with firsthand information about durability, installation ease, and how the muffler holds up over time. If you’re considering upgrading your exhaust, I believe checking out a thorough Borla Pro XS muffler review is a smart and necessary step.
My Buying Guides on Borla Pro Xs Muffler Review
When I decided to upgrade my truck’s exhaust system, the Borla Pro XS muffler quickly caught my attention. After spending time researching and testing it myself, I want to share my experience and insights to help you decide if it’s the right choice for your vehicle.
Why I Chose the Borla Pro XS Muffler
I was looking for a muffler that would improve performance without being too loud or obnoxious. The Borla Pro XS promised a great balance of aggressive sound and power gains, which matched exactly what I wanted for my truck. Also, Borla’s reputation for quality materials and craftsmanship made me confident in the purchase.
Performance and Sound Quality
From my experience, the Pro XS muffler delivers a deep, throaty sound that’s sporty but not overwhelming. It really enhances the exhaust note when accelerating, giving that powerful growl I was after. On the performance side, I noticed a slight improvement in throttle response and overall horsepower, thanks to its straight-through design that reduces backpressure.
Build Quality and Durability
One thing I appreciated was the Borla Pro XS’s stainless steel construction. It felt solid and looked premium, which reassured me about its long-term durability. After months of use, including exposure to harsh weather and road conditions, it still looks great and shows no signs of rust or corrosion.
Installation Experience
I installed the Pro XS muffler myself, and it was a straightforward process. The muffler came with all necessary hardware and clear instructions. It fit perfectly on my truck’s exhaust system without any modifications. If you’re handy with basic tools, you can probably install it yourself in about an hour.
Considerations Before Buying
While I loved the sound and performance, I want you to keep a few things in mind:
- The Pro XS is louder than stock mufflers, so if you prefer a very quiet ride, this might be too aggressive.
- It’s designed for trucks and performance vehicles, so make sure it’s compatible with your model.
- Price-wise, it’s an investment, but I found the quality and benefits justified the cost.
Final Thoughts
Overall, the Borla Pro XS muffler was a great upgrade for my truck. It gave me the sound and performance boost I wanted without sacrificing quality or durability. If you’re in the market for a reliable and aggressive-sounding muffler, I definitely recommend considering the Pro XS based on my experience.
Author Profile
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I’m Juan Dayton, the voice behind spicerarnold.com. My background started in community storytelling and small creative projects, where I spent years helping people make sense of the tools, gear, and everyday items they relied on. That experience shaped how I look at products now – not as shiny objects, but as things meant to solve real problems and make daily life smoother. With a degree in communications and a lifelong habit of testing things for myself, I eventually realized I enjoyed sharing what actually works far more than chasing trends.
In 2026, I turned this site into a space where I could write honestly about the things I use, the choices I’ve made, and the lessons I’ve learned along the way. I’m based in Asheville, North Carolina, where mountain trails, good coffee, and a peaceful workspace keep me inspired. Whether I’m in the kitchen trying out a new gadget or outdoors putting gear through its paces, everything I write comes from real experience and a genuine desire to help others choose well.
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