MagnaFlow Competition Series Cat-Back Exhaust

2015–2023 Dodge Challenger 5.7L, 6.2L, 6.4L

Part #: 19367

Overview

The MagnaFlow Competition Series Cat-Back Exhaust System is engineered specifically for Dodge Challenger models from 2015 through 2023 equipped with 5.7L HEMI, 6.2L Hellcat, or 6.4L 392 engines. This high-performance exhaust replaces the factory system from the catalytic converter rearward, delivering enhanced exhaust flow and a commanding aggressive tone that complements the muscle car’s iconic presence.

Designed for enthusiasts who demand both performance and style, the Competition Series exhaust balances a bold exterior sound with a moderate interior volume, making it ideal for spirited street driving and occasional track use. Its direct-fit design ensures a hassle-free installation with no cutting or welding required, allowing you to upgrade your Challenger’s exhaust system with confidence and ease.

Key Features

This cat-back exhaust system incorporates advanced engineering and premium materials to maximize performance, durability, and sound quality. Key features include:

• Mandrel-bent 3-inch main piping for unrestricted exhaust flow and improved horsepower potential
• Two straight-through mufflers designed to reduce backpressure while delivering a deep, resonant tone
• Quad split rear exit with 3.5-inch polished welded-on double wall angle cut folded edge tips for a sporty, aggressive finish
• Direct-fit cat-back layout replacing the exhaust system from the catalytic converter rearward
• Advanced 3D scanning technology used in design to ensure precise fitment and ease of installation
• Durable, corrosion-resistant stainless steel construction for long-lasting performance and appearance
• CNC precision robotic manufacturing for consistent quality and craftsmanship
• Backed by MagnaFlow’s limited lifetime warranty for peace of mind

Construction & Design

Crafted from 100% stainless steel, the MagnaFlow Competition Series exhaust system offers superior resistance to rust and corrosion compared to standard materials. The mandrel-bent piping maintains a consistent diameter through all bends, minimizing flow restrictions and optimizing exhaust scavenging for improved engine efficiency.

The straight-through mufflers feature a perforated core wrapped in sound-absorbing material, producing an aggressive yet refined exhaust note without excessive drone inside the cabin. Each component is manufactured using CNC robotic technology, ensuring precise welds and consistent quality. The polished double wall tips not only enhance visual appeal but also protect edges from damage and discoloration, complementing the Dodge Challenger’s muscular styling with a sporty, aggressive finish.

Performance & Sound

By improving exhaust flow and reducing backpressure, this cat-back system enhances throttle response and can contribute to modest horsepower and torque gains. The Competition Series exhaust produces a bold, aggressive exterior sound that commands attention while maintaining a moderate interior volume, making it suitable for daily driving as well as performance-oriented use. This balance ensures a thrilling driving experience without overwhelming cabin noise.

Installation & Fitment

The system is engineered as a direct-fit replacement for Dodge Challenger models from 2015 to 2023 with 5.7L, 6.2L, or 6.4L engines. Installation is straightforward and requires no cutting or welding, as it replaces the factory exhaust from the catalytic converter back. Advanced 3D scanning technology ensures all mounting points and connections align perfectly, allowing for a hassle-free upgrade that can typically be completed with basic hand tools.

What's Included

• Mandrel-bent 3-inch stainless steel main piping
• Two straight-through mufflers
• Quad split 3.5-inch polished welded-on double wall angle cut folded edge exhaust tips
• All necessary clamps and hardware for installation
• Detailed installation instructions

Ideal For

This exhaust system is perfect for Dodge Challenger owners who want to enhance their vehicle’s performance and sound without sacrificing daily drivability. It is well suited for muscle car enthusiasts seeking a durable, high-quality exhaust upgrade that delivers a bold tone and improved exhaust flow. Whether you are a weekend warrior, track day participant, or simply want to stand out on the street, the MagnaFlow Competition Series Cat-Back Exhaust is engineered to meet your performance and style needs.

Emissions Note

Please verify local noise and emissions regulations before installation, as this performance exhaust system may not comply with all regional requirements.

MagnaFlow is a performance exhaust manufacturer best known for cat‑back and axle‑back systems, mufflers, and catalytic converters engineered for quality sound and improved flow. Their vehicle-specific exhaust options span muscle, import, and truck applications—making MagnaFlow a staple upgrade when you want a deeper tone, cleaner fitment, and a proven performance-focused exhaust setup.