MagnaFlow Race Series Axle-Back Performance Exhaust System

2015–2023 Dodge Challenger 3.6L

19218

Overview:

The MagnaFlow Race Series Axle-Back Performance Exhaust System is engineered specifically for the 2015–2023 Dodge Challenger equipped with the 3.6L engine. Designed to enhance both performance and sound, this exhaust system delivers a race-ready experience whether you're on the street or the track. Its lightweight, direct-fit construction ensures you get maximum power gains without sacrificing durability or ease of installation. The system replaces the factory components from the rear axle back, providing a seamless upgrade that complements the Challenger’s aggressive styling and performance potential.

Ideal for enthusiasts seeking a bold exhaust note and improved exhaust flow, this axle-back system balances aggressive exterior sound with a refined interior tone, making it suitable for spirited driving and daily use alike.

Key Features:

The MagnaFlow Race Series Axle-Back exhaust system combines advanced engineering with high-quality materials to deliver exceptional performance and sound. Key features include:

• Direct-fit axle-back design for easy installation without modifications
• Mandrel-bent 2.5-inch diameter main piping for optimal exhaust flow
• Quad split rear exit with 3.5-inch polished welded-on double wall angle cut folded edge tips
• Lightweight construction to reduce overall system weight
• Extensive 3D scanning and CNC robotic manufacturing for precise fitment
• Durable corrosion-resistant stainless steel construction for long-lasting performance
• Signature MagnaFlow resonant exhaust tone with very aggressive exterior and aggressive interior sound levels
• Limited lifetime warranty backed by MagnaFlow

Construction & Design:

This exhaust system is crafted from premium stainless steel to resist corrosion and withstand the rigors of daily driving and high-performance use. The mandrel-bent tubing maintains consistent diameter throughout bends, ensuring unrestricted exhaust flow and reducing backpressure. The quad split rear exit tips are polished to a mirror finish and feature a double wall, angle cut, folded edge design that enhances both aesthetics and durability. Advanced 3D scanning and CNC robotic manufacturing techniques guarantee a precise, direct-fit installation that aligns perfectly with the factory mounting points and exhaust layout.

Performance & Sound

The Race Series axle-back system is dyno-proven to improve exhaust flow, which can contribute to enhanced throttle response and a more aggressive engine note. It produces MagnaFlow’s signature exhaust sound characterized by a powerful, resonant tone that is very aggressive on the outside while maintaining an aggressive yet manageable interior sound level. This balance makes it ideal for drivers who want a race-inspired exhaust note without overwhelming cabin noise.

Installation & Fitment:

The MagnaFlow 19218 axle-back exhaust system is designed as a direct replacement for the factory rear axle-back components on the 2015–2023 Dodge Challenger 3.6L models. Installation is straightforward and can typically be completed with basic hand tools. No cutting, welding, or additional modifications are required, making it a perfect upgrade for enthusiasts who prefer a bolt-on solution. Detailed instructions are included to guide you through the process.

What's Included:

• MagnaFlow Race Series axle-back exhaust system
• Mandrel-bent 2.5-inch diameter main piping
• Quad split 3.5-inch polished welded-on double wall angle cut folded edge tips
• All necessary clamps and hardware for installation
• Installation instructions

Ideal For:

This exhaust system is perfect for Dodge Challenger 3.6L owners looking to upgrade their factory exhaust for improved sound and performance without compromising daily drivability. It suits enthusiasts who want a race-inspired exhaust tone with a durable, precision-engineered system that fits perfectly and installs easily. Whether you’re hitting the track or cruising the streets, this axle-back system delivers a confident, aggressive exhaust note and enhanced exhaust flow.

Emissions Note

Please verify local noise and emissions regulations before installation, as this system produces a very aggressive exterior sound level. Compliance with local laws is the responsibility of the vehicle owner.

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.