Borla 140558 Touring Cat-Back Exhaust System for 2015-2020 Chevrolet Suburban 5.3L V8

The BORLA Front Pipe / Extension Pipe in this system contains a high-quality flex joint. The 2.75" into dual 2.25" Cat-Back™ system delivers the mellow Touring sound. The system features single 4" round bright chrome on T-304 stainless steel tips on each tail pipe. BORLA Cat-Back™ & Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 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 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. Touring Cat-Back Exhaust System 2015-2020 Chevrolet Suburban 5.3L V8 Automatic Transmission 2 & 4 Wheel Drive 4 Door. Million Mile Warranty 2015-2020 Chevrolet Suburban 5.3L V8 Automatic Transmission 2, 4 Wheel Drive 4 Door.

Upgrade your full-size SUV with the Borla 140558 Touring Cat-Back Exhaust System, engineered for 2015-2020 Chevrolet Suburban models equipped with the 5.3L V8, automatic transmission, and two- or four-wheel drive. This system is designed to deliver Borla’s mellow Touring sound while improving exhaust flow, throttle response, and driving enjoyment.

The system includes a high-quality flex joint, a 2.75-inch inlet flowing into dual 2.25-inch outlets, and single same-side exits finished with 4-inch round bright chrome tips. Mandrel-bent tubing helps maintain smooth internal airflow, while precision CNC manufacturing supports an accurate fit. Patented straight-through and multi-core technology helps reduce restriction and unlock hidden horsepower without creating an excessively aggressive exhaust note.

Constructed from premium T-304 stainless steel, the Borla 140558 is built to resist corrosion and provide long-term durability. T-304 stainless steel offers superior strength and corrosion resistance compared with lower-grade 409 stainless steel systems. Borla backs this exhaust system with a Million-Mile Warranty for added confidence. Professional installation is recommended, and vehicle-specific fitment should be confirmed before ordering. This product may require California emissions compliance acknowledgment where applicable.

Key Product Specifications & Technical Data

• Brand: Borla
• Part Number: 140558
• Product Type: Touring Cat-Back Exhaust System
• Vehicle Application: 2015-2020 Chevrolet Suburban
• Engine: 5.3L V8
• Transmission: Automatic
• Drive Configuration: Two-wheel drive and four-wheel drive
• Material and Finish: T-304 stainless steel with bright chrome exhaust tips

What's Included

Complete Borla Touring Cat-Back Exhaust System with front pipe/extension pipe, flex joint, exhaust tubing, muffler components, hardware, and bright chrome exhaust tips.

Features:

• Touring Sound: Delivers Borla’s mellow, refined exhaust tone for comfortable daily driving.
• High-Flow Design: Patented straight-through and multi-core technology improves exhaust velocity and supports increased power potential.
• Premium Construction: Made from durable T-304 stainless steel for excellent corrosion resistance and long service life.
• Precision Fitment: Mandrel bends and CNC manufacturing promote smooth airflow and accurate vehicle-specific installation.

Fitments:
2015 Chevrolet Suburban LS
2015 Chevrolet Suburban LT
2015 Chevrolet Suburban LTZ
2015 GMC Yukon SLE
2015 GMC Yukon SLT
2015 GMC Yukon XL SLE
2015 GMC Yukon XL SLT
2016 Chevrolet Suburban LS
2016 Chevrolet Suburban LT
2016 Chevrolet Suburban LTZ
2017 Chevrolet Suburban LS
2017 Chevrolet Suburban LT
2017 Chevrolet Suburban Premier
2018 Chevrolet Suburban LS
2018 Chevrolet Suburban LT
2018 Chevrolet Suburban Premier
2019 Chevrolet Suburban LS
2019 Chevrolet Suburban LT
2019 Chevrolet Suburban Premier
2020 Chevrolet Suburban LS
2020 Chevrolet Suburban LT
2020 Chevrolet Suburban Premier

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1