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Description
Borla 2023 Integra/22-23 Civic Si 1.5L 4 CYL. MT FWD 4DR 2.50in S-Type Catback Exhaust Black ChromeThis Borla(r) Cat Back(tm) system for the Acura Integra and Civic Si is designed specifically for these vehicles. The 2. 5" diameter system features Borla(r)'s Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full bodied sound to the Borla(r) mufflers. The muffler then enhance this sound to the character and
This Borla(r) Cat-Back(tm) system for the Acura Integra and Civic Si is designed specifically for these vehicles. The 2.5" diameter system features Borla(r)'s Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full-bodied sound to the Borla(r) mufflers. The muffler then enhance this sound to the character and volume appropriate for the aggressive ATAK(r) sound level that this system delivers. Borla(r) is so confident of our engineering and technology in this system that we offer a no drone guarantee. System features single 4.5" round black chrome on T-304 stainless steel tips on each tail pipe. Using Borla(r) Stainless Steel Polish p# 21499 is NOT recommended with these black chrome tips. We suggest cleaning the tips with hot water and a microfiber cloth. Systems with bright chrome on T-304 stainless steel tips, and carbon fiber tips are also available. Borla(r) Cat-Back(tm) & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, Borla(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand.Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 920 reviews
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Product Reviews
★★★★★ 5
This Stuff Turned My Morning into a Rocket Launch – No Crash, Just Pure Chaos!
Flavor Name: Zero Ultra, Size: 16 Ounce (Pack of 24), Flavor Name: Zero Ultra, Size: 16 Ounce (Pack of 24)
I popped open my first can of this sparkling energy elixir expecting the usual lukewarm disappointment, but instead, it hit like a caffeinated unicorn tap-dancing on my taste buds. The flavor is ridiculously good – think tropical punch meets crisp citrus without that artificial "why did I do this" aftertaste. It's completely sugar-free, so no sneaky crash later, yet the carbonation is perfectly balanced: fizzy enough to feel exciting, but not so aggressive it turns your esophagus into a launchpad. Digestibility? Flawless. My stomach thanked me instead of staging a protest, which is a miracle for someone who once considered coffee a food group.
As for effectiveness, this bad boy delivers exactly what it promises and then some. The caffeine content is spot-on potent – enough to power through a soul-crushing workday or an impromptu home renovation project without the jitters or heart palpitations that usually come with high-octane drinks. I tackled my to-do list like a caffeinated superhero, all while staying hydrated and focused. Five stars for turning a regular Tuesday into an epic quest. If you're looking for clean, bubbly motivation in a can, stop scrolling and add this to your cart immediately. Your future self will high-five you.
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Reviewed in the United States on May 13, 2026
★★★★★ 5
Great taste without the sugar crash
Flavor Name: Zero Ultra, Size: 16 Fl oz (Pack of 15)
I picked this up because I wanted an energy drink that wouldn’t be loaded with sugar, and this one honestly surprised me. The flavor is really light and refreshing—not too sweet or overpowering like some other energy drinks.
I’ve been using it mainly in the mornings or when I need a quick boost, and it definitely helps with energy and focus without making me feel jittery. One thing I really like is that there’s no heavy aftertaste, which I’ve noticed with other sugar-free drinks.
Pros:
Zero sugar but still tastes good
Smooth, not too strong or artificial
Gives a noticeable energy boost
Cons:
Might be a little too mild if you like very strong flavors
The price can add up if you drink them often
Overall:
I’d recommend this if you want a cleaner-tasting energy drink without all the sugar. It’s easy to drink and does what it’s supposed to.
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Reviewed in the United States on April 3, 2026
★★★★★ 5
Great!
Flavor Name: Zero Ultra, Size: 16 Fl oz (Pack of 15)
Great price for this pack, saves money in the long run! The flavor is great and love the carbonation. The sugar free flavor is my favorite.
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Reviewed in the United States on May 28, 2026
★★★★★ 5
My go-to energy drink for years, no crashes or headaches
Flavor Name: Zero Ultra, Size: 16 Fl oz (Pack of 15)
Consistent energy, good taste, and no weird side effects
✔️ Sugar-free with no crash
✔️ No headaches or jittery feeling
✔️ Clean, smooth energy boost
✔️ Good flavor without being overly sweet
✔️ Reliable enough for long-term daily use
✔️ Subscription makes it easy to keep stocked
I’ve been buying Monster Zero Ultra for years and have it on subscription. It’s the one energy drink I consistently go back to. I've tried most others and they all leave me feeling weird.
I actually feel a noticeable energy boost from it, but without the downsides I’ve had with other drinks. No headaches, no weird jittery feeling, and no crash later on.
The flavor is also solid (this one and Ultra Violet are my go tos') , not overly sweet, and easy to drink regularly. I only buy sugar-free energy drinks, and this checks that box without sacrificing taste. I limit myself to one a day after the gym and water the rest of the day.
After trying a lot of different brands, this is the one that’s stayed consistent for me, which is why I’ve kept it on subscription.
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Reviewed in the United States on April 5, 2026
★★★★★ 5
Monster
Flavor Name: Zero Ultra, Size: 16 Fl oz (Pack of 15)
Great price. Cheaper than the store. Zero sugar is a game changer!
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Reviewed in the United States on May 15, 2026