Borla ATAK Cat Back System
2023–2026 Toyota GR Corolla 1.6L 3-Cylinder
140942
Overview:
The Borla ATAK Cat Back System is a premium exhaust upgrade designed specifically for the 2023–2026 Toyota GR Corolla equipped with the 1.6L 3-cylinder engine. Engineered to enhance both performance and sound, this 3-inch diameter system delivers a powerful, aggressive exhaust note without unwanted drone, making it ideal for enthusiasts seeking a thrilling driving experience on the street or track.
Built with Borla’s renowned quality and backed by a Million-Mile Warranty, this system offers improved exhaust flow, increased horsepower potential, and a distinctive sound signature that complements the sporty character of the GR Corolla. Whether you want to amplify your vehicle’s presence or unlock hidden performance, the Borla ATAK Cat Back System is a direct bolt-on solution that elevates your driving enjoyment.
Key Features:
This exhaust system incorporates advanced technology and premium materials to deliver exceptional performance and durability:
- Polyphonic Harmonizer Technology utilizes patented units with pipes of varying diameters and lengths to create multiple harmonizing exhaust notes for a clean, rich, and full-bodied sound.
- Dual muffler design produces the aggressive ATAK sound signature with no drone, ensuring a comfortable yet exhilarating driving experience.
- Active Exhaust Valve allows dynamic control of exhaust flow and sound based on driving conditions.
- Constructed from high-quality T-304 austenitic stainless steel, superior to common T-400 series materials, for outstanding corrosion resistance and long-lasting durability.
- Features ultra-smooth mandrel bends that maximize exhaust flow and power output.
- Includes four polished T-304 stainless steel exhaust tips: two 3.5-inch round center tips and two 4.5-inch round outer tips for a striking visual finish.
- Available with optional black coated stainless steel or carbon fiber tips for customized styling.
- Precision CNC manufacturing ensures exact fitment and easy installation without modifications.
- Patented straight-through and multi-core technology enhances exhaust velocity, contributing to improved horsepower, throttle response, and fuel economy.
Construction & Design:
The Borla ATAK Cat Back System is expertly crafted from premium T-304 stainless steel, known for its superior strength and resistance to rust and corrosion compared to lower-grade materials. The system’s mandrel-bent tubing maintains consistent diameter throughout bends, minimizing flow restrictions and optimizing exhaust scavenging.
Each component is precision-cut and welded using advanced CNC technology to guarantee a perfect fit for the GR Corolla’s chassis and drivetrain layout. The dual muffler design and active exhaust valve work together to balance aggressive sound output with everyday drivability, ensuring no drone during cruising or highway speeds.
Performance & Sound
While specific horsepower and torque gains vary depending on vehicle setup, the Borla ATAK Cat Back System is engineered to unleash hidden power by increasing exhaust velocity and reducing backpressure. The Polyphonic Harmonizer Technology produces a unique multi-tone exhaust note that is both aggressive and refined, delivering the signature Borla Sound of Power that is highly regarded among automotive enthusiasts.
Installation & Fitment:
This system is designed as a direct bolt-on replacement for the factory exhaust on 2023–2026 Toyota GR Corolla models with the 1.6L 3-cylinder engine and manual transmission. It uses existing mounting points and requires no cutting, drilling, or special tuning, making installation straightforward for professional shops or experienced DIYers.
- Compatible with all-wheel drive configuration.
- Maintains factory exhaust routing and clearance.
What's Included:
- Complete 3" diameter Borla ATAK Cat Back exhaust system
- Dual mufflers with integrated Polyphonic Harmonizer units
- Active exhaust valve assembly
- Four polished T-304 stainless steel exhaust tips (2 center 3.5" round, 2 outer 4.5" round)
- All necessary clamps, hangers, and hardware for installation
- Installation instructions
Ideal For:
- GR Corolla owners seeking enhanced exhaust sound and performance
- Performance enthusiasts who want aggressive ATAK sound without drone
- Drivers looking for a durable, high-quality stainless steel exhaust upgrade
- Those wanting a direct bolt-on system with precise fitment and easy installation
- Motorsport and spirited street driving applications
