SKU: 277823558

Borla True Dual Cat-Back Exhaust System -S-Type (140045)

Sale price$850.05 Regular price$944.50
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Description

Borla True Dual Cat-Back Exhaust System -S-Type (140045)Borla S Type Cat Back Exhaust System for 2003 2008 Nissan 350Z 3. 5L V6 Automatic Manual Transmission Rear Wheel Drive; 2 Door Coupe; Convertible. (140045) Upgrading your factory exhaust system to a Borla stainless steel performance exhaust system with a more efficient and less restrictive design can improve sound (adding more enjoyment driving your vehicle) and increase engine horsepower and torque throughout the RPM range (allowing quicker

Borla S-Type Cat-Back Exhaust System for 2003-2008 Nissan 350Z 3.5L V6 Automatic/ Manual Transmission Rear Wheel Drive; 2 Door Coupe; Convertible. (140045)

Upgrading your factory exhaust system to a Borla stainless steel performance exhaust system with a more efficient and less restrictive design can improve sound (adding more enjoyment driving your vehicle) and increase engine horsepower and torque throughout the RPM range (allowing quicker acceleration to pass a vehicle or get to highway speeds quicker). Borla offers Axle Back exhaust systems, Cat back exhaust systems, and for select Competition-Use-Only vehicles, we offer long tube headers to replace your exhaust manifold for the best performance and sound.

The Borla "Cat Back™" name implies the exhaust system is located behind the factory catalytic converter where there factory emissions remain untouched and vehicle stays emissions compliant. This remains distinct from the Axle Back exhaust system that is located behind the rear axle. Alex Borla coined the phrase 'Cat Back' and introduced the Cat Back performance exhaust in 1978, a bolt-on replacement performance exhaust system requiring no welding, thus being secured using the factory hanger locations.

Borla Cat Back exhaust systems use engine-specific (not universal) mufflers that are designed, tested, and optimized specifically for a particular year/make/model vehicle. Borla Cat Back systems increase the overall sound level & performance. Vehicles that don't have a factory service-point require "cutting" the factory exhaust system before installing a Borla Cat Back performance exhaust system. Borla includes instructions where to make this cut and includes the hardware to complete the installation. Many of today's modern vehicles have a factory service-point in the exhaust system (flange or slip-fit) located in the exhaust tubing behind the catalytic converter. A Borla Cat Back performance exhaust system replaces the factory exhaust system (behind this service-point) following the same exhaust path and secured using the original vehicle hangars and rubber isolators. Borla pioneered the automotive exhaust aftermarket in exhausts constructed in aircraft grade 304 stainless steel tubing, a material with higher content of carbon & nickel that won't rust or corrode.

Features:

  • Horsepower and Torque Increased by 7 – 10%
  • Increased exhaust flow for better performance
  • Better fuel economy at cruising speeds
  • The most aggressive sound of any Borla system
  • Custom designed for each application
  • Patented straight-through, multi-core muffler design reduces backpressure while absorbing sound waves
  • Mandrel-bent stainless steel tubes with diameters optimized for reduced restriction while maintaining exhaust gas speed
  • Made from the finest austenitic stainless steel for long-lasting durability
  • All welded construction
  • Includes everything required for installation, including detailed instructions
  • Backed by the exclusive Borla Million-Mile warranty
  • Proudly made in the USA more

BORLA Performance Industries offers an incredible stainless steel exhaust system for the popular Nissan 350Z. BORLA was among the first with a performance exhaust upgrade for the original Z cars. The BORLA Cat-Back System (PN 140045) is a true dual exhaust with the famous BORLA XR-1 Race-Bred Mufflers. Independent dyno tests have shown incredible gains of15-20 horsepower & torque. When complimented with the BORLA custom fabricated stainless steel high quality T-304 Headers (PN 17221), power numbers as high as 25+ horsepower and torque have been observed. Unlike other aftermarket exhaust that actually loose power in mid-range and low end, BORLA gains through the entire RPM range. Serious performance enthusiasts understand that true power gains are Not simply a big number at max RPM but rather strong torque gains over the full curve. The famous straight-through, patented designs allow BORLA exhaust incredible flow increases. The Z car flow numbers improved 27% over stock! Flow makes power. Simple as that! The BORLA true-dual Z-car lightweight high quality T-304 stainless steel system actually weighs 12 pounds less than the factory single exhaust. Add to this package a great look with large 4" angle cut rolled edge polished tips and that famous BORLA growl. Once again, the genuine BORLA exhaust puts the Zoom in the Z car. Isn't it time you stepped up to BORLA' BORLA Performance Industries, the original pioneers of high quality, T-304 stainless steel (superior to T-409 or aluminized steel) free flow exhaust utilizes its patented award and race winning technology to deliver quality, sound, performance gains and enhanced fuel economy - all with an easy bolt-on installation. All BORLA street products carry the famous BORLA written million-mile warranty.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. 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
SKU: 277823558

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4.8 ★★★★★
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Verified Purchase
Sarah
Cuba, US
★★★★★ 4
Well Constructed Toy But Short-Life Squeaker
Color: Gray, Size: 8 IN
Super cute and durable toy. Makes a "grunting" noise that my dog loves. However rating a little lower because my dog has only been playing with it (gently) for a couple weeks and the grunting noise is starting to die. But she does really like this toy regardless!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 4, 2026
S
Verified Purchase
Scoobie Doo
Fort Morgan, US
★★★★★ 5
Cute and soft dog toy!
Color: Gray, Size: 8 IN
This very cute armadillo dog toy is nice and soft for our Golden Retriever to carry around in his mouth. He eventually likes to pull off the legs, ears, or anything else extending from the body of the toy and so far he hasn’t been able to do so with this one. Not saying that it’s not possible, so as with any toy, you should monitor your dog playing with it as we definitely have to. He also likes to continually make his toys squeak and this toy’s squeaker works very well!
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Reviewed in the United States on June 4, 2026
D
Verified Purchase
Doc
Natrona Heights, US
★★★★★ 5
Great Toy for tiny to giant pups
Color: Gray, Size: 8 IN
Cute Amarillo. My teacup Yorkie uses it as a pillow or chases and attacks it. Well stretched does not easily fall apart. Good value for the money. Suitable for all sized dogs.
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Reviewed in the United States on June 3, 2026
J
Verified Purchase
James Brummett
Natrona Heights, US
★★★★★ 4
Fun dog toy, but not for heavy chewers
Color: Pink, Size: 14 IN
The armadillo is cute. My pittie, Sasha, was very excited to see it. She just had TPLO surgery on her left knee (she tore her ACL just before the 4th of July), and I wanted to get her something she could play with while she convalesces, that isn't a ball—she really likes to run and jump and chase the ball, but with her knee out of commission, I didn't want her to get depressed being trapped in her crate while she heals—with this toy, she was able to keep playing and not over excert herself and get more hurt. It quickly became her favorite toy; she chews it relentlessly and gets made when I take it from her (see below). It makes a funky squeak that's not a high-pitched squeak, like I thought it would be; it's more a low-pitched, lowing sound like a baby calf. One thing I would like to point out to other purchasers about what the description says: "Durable and Long Lasting - Made from premium soft materials, our cute plush dog toys can withstand rough play for indoor or outdoor and last for years to come. The textured surface also helps massage and soothe your dog's gums during playtime" This is a little misleading. It's a good texture and Sasha loved to play with it, but it wasn't very durable. It might be when compared to other chew toys, but not for my baby. She tore the nose off within 20 minutes of getting it. The next morning, she ripped off an ear, and I had to pull the stuffing out of the face so she wouldn't eat it while chewing away. She doesn't seem to mind, but I sure wish it had held up a little more. All-in-all, this was a good toy for a few days.
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Reviewed in the United States on July 29, 2025
M
Verified Purchase
Maria
Chelsea, US
★★★★★ 5
Cute durable dog toy that my puppy loves
Color: Blue, Size: 8 IN
This small light weight dog toy is very durable, super cute, and my dog loves it. My dog tears everything up but he hasn't made a dent in this; very durable and chew resistant. He seems to really like that it makes a lower squeak noise. I threw this in my cart at the last minute before checkout and I am pleasantly surprised with the quality. I would say this toy is worth the price; suitable for small to medium sized dog.
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Reviewed in the United States on June 2, 2026

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