Borla 140449CB S-Type Cat-Back Exhaust System for 2011–2026 Dodge Durango 3.6L V6 and 5.7L V8

This 2.5" diameter True Dual Cat-Back™ system includes a Merge X-Pipe for increased performance and improved sound. It provides the classic S-type sound with no drone inside the vehicle. The system features single 4.5" round black coated T-304 stainless steel tips on each muffler assembly. BORLA® Cat-Back™ & 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® Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium, high-quality 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® 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. S-Type Cat-Back System 2011-2026 Dodge Durango 3.6L V6/ 5.7L V8 Automatic Transmission 2 & 4WD Including Rear Environmental Controls. 2011-2026 Dodge Durango 3.6L V6/ 5.7L V8 Automatic Transmission 2 & 4WD Including Rear Environmental Controls.

• Coverage includes models with Rear Environmental Controls
• Contains a Merge X-Pipe
• True Dual design

Upgrade your 2011–2026 Dodge Durango with the Borla 140449CB S-Type Cat-Back Exhaust System. Designed for 3.6L V6 and 5.7L V8 models with automatic transmissions, two- or four-wheel drive, and rear environmental controls, this True Dual system uses a Merge X-Pipe to improve exhaust flow, performance, and sound. The S-Type tuning delivers Borla’s recognizable aggressive exterior tone while helping minimize unwanted interior drone.

Built from premium T-304 austenitic stainless steel, the Borla 140449CB is engineered for long-term durability and resistance to corrosion. Its patented straight-through and multi-core technology helps increase exhaust velocity, supporting improved throttle response, driving excitement, and efficient engine operation. Ultra-smooth mandrel bends maintain consistent internal diameter for maximum flow, while precision CNC manufacturing promotes an accurate vehicle-specific fit.

Each muffler assembly is finished with a single 4.5-inch round black-coated T-304 stainless steel exhaust tip for a clean, performance-oriented appearance. This cat-back system is designed as a direct-fit upgrade using the factory exhaust mounting locations. Borla backs the system with its Million-Mile Warranty, reflecting the company’s focus on performance and durability. Professional installation is recommended. California buyers should verify emissions compliance before purchase; this product requires acknowledgment that it is not CARB approved.

What's Included

• Complete Borla S-Type True Dual Cat-Back Exhaust System
• Merge X-Pipe
• Muffler assemblies with black-coated stainless steel tips
• Installation hardware and vehicle-specific exhaust components

Fitment

Fits 2011–2026 Dodge Durango models equipped with the 3.6L V6 or 5.7L V8, automatic transmission, two- or four-wheel drive, and rear environmental controls.

Features:

• True Dual Design: Separate exhaust paths help support strong flow and a performance-focused appearance.
• Merge X-Pipe: Helps balance exhaust pulses, improve flow, and enhance engine performance.
• S-Type Sound: Produces Borla’s classic aggressive exhaust tone while minimizing cabin drone.
• T-304 Stainless Steel Construction: Premium austenitic stainless steel provides excellent strength, corrosion resistance, and long-term durability.

Fitments:
2011 Dodge Durango Citadel
2011 Dodge Durango Crew
2011 Dodge Durango Express
2011 Dodge Durango Heat
2011 Dodge Durango R/T
2012 Dodge Durango Citadel
2012 Dodge Durango Crew
2012 Dodge Durango R/T
2012 Dodge Durango Special Service
2012 Dodge Durango SXT
2013 Dodge Durango Citadel
2013 Dodge Durango Crew
2013 Dodge Durango R/T
2013 Dodge Durango Special Service
2013 Dodge Durango SXT
2014 Dodge Durango Citadel
2014 Dodge Durango Limited
2014 Dodge Durango R/T
2014 Dodge Durango Rallye
2014 Dodge Durango Special Service
2014 Dodge Durango SXT
2015 Dodge Durango Citadel
2015 Dodge Durango Limited
2015 Dodge Durango R/T
2015 Dodge Durango Rallye
2015 Dodge Durango Special Service
2015 Dodge Durango SXT
2016 Dodge Durango Citadel
2016 Dodge Durango Limited
2016 Dodge Durango R/T
2016 Dodge Durango Special Service
2016 Dodge Durango SXT
2017 Dodge Durango Citadel
2017 Dodge Durango GT
2017 Dodge Durango R/T
2017 Dodge Durango Special Service
2017 Dodge Durango SXT
2018 Dodge Durango Citadel
2018 Dodge Durango GT
2018 Dodge Durango Pursuit
2018 Dodge Durango R/T
2018 Dodge Durango Special Service
2018 Dodge Durango SXT
2018 Dodge Durango SXT Plus
2019 Dodge Durango Citadel
2019 Dodge Durango GT
2019 Dodge Durango Pursuit
2019 Dodge Durango R/T
2019 Dodge Durango Special Service
2019 Dodge Durango SXT
2019 Dodge Durango SXT Plus
2020 Dodge Durango Citadel
2020 Dodge Durango GT
2020 Dodge Durango GT Plus
2020 Dodge Durango Pursuit
2020 Dodge Durango R/T
2020 Dodge Durango Special Service
2020 Dodge Durango SXT
2020 Dodge Durango SXT Plus
2021 Dodge Durango Citadel
2021 Dodge Durango GT
2021 Dodge Durango GT Plus
2021 Dodge Durango Pursuit
2021 Dodge Durango R/T
2021 Dodge Durango Special Service
2021 Dodge Durango SXT
2021 Dodge Durango SXT Plus
2022 Dodge Durango Citadel
2022 Dodge Durango GT
2022 Dodge Durango GT Plus
2022 Dodge Durango Pursuit
2022 Dodge Durango R/T
2022 Dodge Durango R/T Hemi Orange
2022 Dodge Durango R/T Plus
2022 Dodge Durango Special Service
2022 Dodge Durango SXT
2023 Dodge Durango Citadel
2023 Dodge Durango GT
2023 Dodge Durango GT Plus
2023 Dodge Durango GT Premium
2023 Dodge Durango Pursuit
2023 Dodge Durango R/T
2023 Dodge Durango R/T Hemi Orange
2023 Dodge Durango R/T Plus
2023 Dodge Durango R/T Premium
2023 Dodge Durango Special Service
2023 Dodge Durango SXT
2023 Dodge Durango SXT Plus
2024 Dodge Durango Citadel
2024 Dodge Durango GT
2024 Dodge Durango GT Plus
2024 Dodge Durango GT Premium
2024 Dodge Durango Pursuit
2024 Dodge Durango R/T
2024 Dodge Durango R/T Plus
2024 Dodge Durango R/T Premium
2024 Dodge Durango Special Service
2024 Dodge Durango SXT
2024 Dodge Durango SXT Plus
2025 Dodge Durango GT
2025 Dodge Durango GT Plus
2025 Dodge Durango Pursuit
2025 Dodge Durango R/T
2025 Dodge Durango R/T Plus
2025 Dodge Durango R/T Premium
2025 Dodge Durango Special Service
2026 Dodge Durango GT
2026 Dodge Durango GT Plus
2026 Dodge Durango GT Premium
2026 Dodge Durango Pursuit
2026 Dodge Durango R/T
2026 Dodge Durango R/T Plus
2026 Dodge Durango R/T Premium
2026 Dodge Durango Special Service

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