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Borla ATAK Cat-Back Exhaust System (2020-2025 C8 Corvette and E-Ray) (140839BC)

Developing an exhaust system for the C8 Corvette required Borla engineers to rethink everything, and the result is one of the most advanced cat-back systems Borla has ever produced. Designed for 2020 to 2025 C8 Corvettes, including the E-Ray, this Borla ATAK Cat-Back Exhaust System delivers aggressive sound, improved performance, and factory level integration without unwanted cabin drone.

This system features a full 3 inch inlet design and integrates both AFM valves for 2020 to 2021 models, DFM valves for 2022 to 2025 models, and NPP dual mode exhaust valves. The ATAK sound profile provides a sharp, authoritative exhaust note under throttle while remaining controlled and comfortable during normal driving.

Borla’s Polyphonic Harmonizer Technology uses patented multi diameter and multi length internal pipes to produce layered exhaust tones that blend into a clean, rich, full bodied sound. Paired with Borla’s patented SwitchFire technology, which replaces a traditional X pipe and blends exhaust pulses from both sides of the engine, this system improves exhaust scavenging, throttle response, and overall performance.

Strategically placed heat shielding is included to protect surrounding components from exhaust heat, ensuring long term durability and reliability. The system is constructed from premium T 304 stainless steel and finished with 4 inch round black chrome tips on T 304 stainless steel. Bright chrome or carbon fiber tip options are also available.

After installation, the AFM, DFM, and NPP exhaust valve controllers must be recalibrated according to GM Document ID 5406413. Borla recommends having this recalibration performed by an authorized Chevrolet dealer.

Backed by Borla’s Million Mile Warranty, this system is built for enthusiasts who want uncompromising sound, engineering, and long term quality.

System Features

  • Cat-Back exhaust system with 3 inch inlet
  • Compatible with 2020 to 2025 C8 Corvette including E-Ray
  • Includes AFM, DFM, and NPP exhaust valves
  • ATAK aggressive sound profile with no interior drone
  • Polyphonic Harmonizer Technology for rich multi tone exhaust sound
  • SwitchFire technology for improved flow and performance
  • Integrated heat shielding for component protection
  • 4 inch round black chrome tips on T 304 stainless steel
  • T 304 stainless steel construction
  • Million Mile Warranty

If you must return part or all of your purchase to your retailer, call first. If for any reason your retailer must return part of your purchase to us, he will need information, including a customer service number, to speed shipment and processing, so that we can get your purchase back to you as quickly as possible.

Pack carefully; we cannot accept product damaged in shipment.

BORLA® PERFORMANCE INDUSTRIES, INC. warrants its products to the original purchaser of record and for the original vehicle on which the product was installed against defects in materials and workmanship for one million miles with the following exceptions. BORLA® will warranty all EV products for 2 years from the purchase date. BORLA® will warranty black coatings, tip finishes, carbon fiber and moving parts including but not limited to valves and actuators for one year. This does not include blemishes or marring of appearance due to weather, road hazards, lack of maintenance or extremes of heat or cold. This warranty shall apply only if BORLA's examination of the returned product discloses a manufacturing or material defect, and BORLA's sole obligation under this warranty shall be limited to repair or replacement at BORLA's option. Note all attachment to universal mufflers must be made at the nipples; there should be no welding to the shell or end caps as this will void the warranty. No expressed or implied warranties of merchantability or fitness for a particular purpose are hereby made except as otherwise expressly provided herein. In no event shall BORLA® PERFORMANCE INDUSTRIES, INC. or any BORLA® Dealers or Distributors be liable for any loss, inconvenience or damage, whether direct, incidental, consequential or otherwise.

If you have any problems with a BORLA® product, involving either installation or performance, please call the company you bought it from immediately. BORLA® Distributors will take all necessary steps to ensure you are satisfied.

Because sound is subjective, we do not warranty for sound. Please do not return your BORLA® product if you do not like the sound level. There are several ways to adjust the sound level. You can obtain venturies, for example, from your retailer that you can place in your system to quiet your system.

This warranty does not include the cost of removal or reinstallation of the product, and does not apply if the product has been damaged by accident, abuse, misuse, or misapplication. This warranty is valid for BORLA® street-legal products only and does not apply to any racing products or street products used for racing purposes. Any modifications to the product or its intended use voids the warranty. No person or representative is authorized to extend any warranties on behalf of BORLA, other than the warranty expressed herein. Some states do not allow limitations on how long an implied warranty lasts, so the above limitations may not apply to you. Some states do not allow the exclusion of limitations of incidental or consequential damages, so the above limitations or exclusions may not apply to you. This warranty gives you specific legal rights, and may have other rights which vary from state to state. This warranty replaces all previous warranties.

Products sold outside of the USA and Canada carry a 3-year limited warranty. Products that carry a million mile warranty in the USA, carry a million mile / 1.6 ​million kilometer warranty in Canada.

Borla

Borla Performance Industries is the leading manufacturer of premium exhaust systems, renowned for their unparalleled quality, durability, and innovation. Designed and crafted in the USA, Borla exhausts are engineered to enhance performance, improve fuel efficiency, and deliver a distinctive, aggressive sound. With a focus on precision fitment and stainless steel construction, Borla offers exhaust solutions for a wide range of vehicles, from street cars to high-performance race machines, making them the choice of automotive enthusiasts worldwide.

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