Borla Cat-Back Exhaust System

Dodge Challenger 09-14 5.7L Hemi

Part #: 140707

Overview

The Borla Cat-Back™ "S-Type" Exhaust System is engineered to unlock the full potential of your 2009–2014 Dodge Challenger R/T equipped with the 5.7L VVT HEMI engine. Designed for muscle car enthusiasts who desire a powerful yet refined exhaust note, this system delivers a classic aggressive sound without the intrusive cabin drone common in many aftermarket exhausts. It combines performance enhancements with a sophisticated acoustic profile, making it perfect for both spirited driving and everyday use.

With Borla’s commitment to quality and innovation, this exhaust system improves throttle response and overall engine efficiency while providing a bold exhaust tone that commands attention on the road.

Key Features

Built to enhance both performance and sound, the Borla Cat-Back "S-Type" Exhaust System offers the following key features:

• Cat-Back™ configuration with 2.5" diameter piping for optimal exhaust flow
• Merge X-Pipe design improves exhaust scavenging and throttle response
• Patented straight-through and multi-core technology maximizes horsepower and torque
• Distinctive S-Type sound profile: deep, aggressive exhaust note with zero interior drone
• Dual 4" x 2.5" polished rectangular angle-cut tips crafted from premium T-304 stainless steel
• Ultra-smooth mandrel bends and CNC precision ensure perfect fitment and flow
• Corrosion-resistant T-304 austenitic stainless steel construction for long-lasting durability
• Protected by Borla’s exclusive Million-Mile Warranty for peace of mind

Construction & Design

Constructed from premium T-304 austenitic stainless steel, the Borla Cat-Back "S-Type" Exhaust System is built to withstand the rigors of daily driving and harsh environmental conditions without compromising appearance or performance. The system features ultra-smooth mandrel bends that maintain consistent pipe diameter throughout, minimizing turbulence and maximizing exhaust flow.

Precision CNC manufacturing ensures exact fitment to the Dodge Challenger R/T chassis, allowing for straightforward installation and a seamless factory-like appearance. The dual polished rectangular tips are not only visually striking but also engineered to resist corrosion and maintain their shine over time.

Performance & Sound

The Borla "S-Type" exhaust system is designed to enhance your vehicle’s performance by improving exhaust scavenging through its Merge X-Pipe configuration. This results in better throttle response and increased efficiency without sacrificing drivability. The patented straight-through and multi-core technology optimizes airflow, unlocking hidden horsepower and torque.

Acoustically, the system delivers a deep, aggressive exhaust note that intensifies under acceleration and mellows during cruising, providing an exhilarating yet comfortable driving experience. Importantly, the design eliminates interior drone, ensuring a pleasant cabin environment even on longer drives.

Installation & Fitment

This Cat-Back exhaust system is engineered for direct bolt-on installation on 2009–2014 Dodge Challenger R/T models equipped with the 5.7L VVT HEMI engine. No cutting or welding is required, making installation straightforward for experienced enthusiasts or professional installers. The system is designed to fit precisely with existing factory hangers and mounting points, ensuring a secure and rattle-free fit.

What's Included

• Cat-Back™ exhaust piping with 2.5" diameter tubing
• Merge X-Pipe assembly
• Dual 4" x 2.5" polished rectangular angle-cut T-304 stainless steel tips
• All necessary clamps and hardware for installation
• Detailed installation instructions

Ideal For

This Borla Cat-Back "S-Type" Exhaust System is ideal for Dodge Challenger R/T owners seeking a balance of aggressive muscle car sound and enhanced performance without compromising daily drivability. It suits enthusiasts who want a durable, high-quality exhaust upgrade that delivers both style and substance, whether on the street or the strip.

Borla is an iconic exhaust manufacturer best known for performance exhaust systems engineered to boost flow and deliver signature sound. With product families like ATAK®, S-Type, and Touring, Borla gives enthusiasts a range of sound levels while targeting real performance gains across the RPM band—perfect for builds where throttle response and the right tone matter as much as horsepower.