JBA Cat-Back Exhaust System

2008–2014 Dodge Challenger SRT8 (6.1L & 6.4L Hemi)

Part #: 40-1665

Overview

The JBA Cat-Back Exhaust System is engineered specifically for the 2008 to 2014 Dodge Challenger SRT8 models equipped with the powerful 6.1L and 6.4L Hemi engines. Designed for enthusiasts seeking a balanced upgrade, this exhaust system enhances your vehicle’s performance, sound, and overall driving experience without compromising daily drivability.

By replacing the factory exhaust with a free-flowing, mandrel-bent stainless steel system, the JBA Cat-Back reduces backpressure and improves exhaust flow. This results in noticeable gains in throttle response and efficiency, while delivering a refined yet aggressive exhaust tone that complements the muscle car heritage of the Challenger SRT8.

Key Features

This exhaust system combines advanced engineering with quality materials to meet the demands of performance-minded drivers. Key features include:

• Large diameter mandrel-bent stainless steel tubing for optimal exhaust flow
• High-flow stainless steel muffler(s) designed to enhance sound without excessive drone
• Polished stainless steel chrome tips that provide a sleek, factory-inspired appearance
• Factory-style hangers for straightforward installation and secure fitment
• Complete hardware kit included for a hassle-free upgrade
• Corrosion-resistant stainless steel construction for long-lasting durability
• Engineered to maintain a balanced exhaust tone inside the cabin
• Compatible with both 6.1L and 6.4L Hemi engines in the Dodge Challenger SRT8

Construction & Design

The JBA Cat-Back Exhaust System is crafted from premium stainless steel, ensuring excellent resistance to rust and corrosion even under harsh driving conditions. The mandrel-bent tubing preserves consistent diameter throughout bends, minimizing flow restrictions and maximizing exhaust scavenging.

The high-flow mufflers are designed to reduce backpressure while tuning the exhaust note to deliver a deep, aggressive sound that enhances the muscle car character without becoming intrusive during everyday driving. Polished chrome tips add a refined finishing touch that complements the Challenger’s bold styling.

Performance & Sound

Replacing the restrictive factory exhaust with the JBA Cat-Back system improves exhaust flow, which can lead to enhanced throttle response and potential power gains. The system is tuned to provide a rich, muscular exhaust tone that is assertive yet controlled, avoiding excessive cabin drone for a comfortable driving experience.

This balance of performance and sound makes it an ideal upgrade for drivers who want to amplify their Challenger’s presence both on the street and at the track.

Installation & Fitment

The JBA Cat-Back Exhaust System is designed for a direct bolt-on installation using factory-style hangers and included hardware. No cutting or welding is required, making it a straightforward upgrade for experienced enthusiasts or professional installers. It fits all 2008–2010 and 2011–2014 Dodge Challenger SRT8 models equipped with the 6.1L or 6.4L Hemi engines.

What's Included

• Mandrel-bent stainless steel cat-back tubing
• High-flow stainless steel muffler(s)
• Polished stainless steel chrome exhaust tip(s)
• Factory-style hangers
• Complete installation hardware

Ideal For

This exhaust system is perfect for Dodge Challenger SRT8 owners who want to improve their vehicle’s performance and sound quality without sacrificing daily comfort. Whether you’re a street enthusiast, weekend warrior, or track day participant, the JBA Cat-Back delivers a balanced upgrade that enhances your driving experience while maintaining reliability and style.