MagnaFlow Street Series Cat-Back Performance Exhaust System

2014–2025 Ram 2500 / 3500 6.4L 392 HEMI

Part #: 15333

Overview

The MagnaFlow Street Series Cat-Back Performance Exhaust System 15333 is expertly engineered for 2014 through 2025 Ram 2500 and 3500 models equipped with the 6.4L 392 HEMI engine. This direct-fit cat-back system replaces the factory exhaust components from just behind the catalytic converter to the rear exit, delivering a perfect balance of enhanced performance and aggressive sound without overwhelming cabin noise.

Designed for Ram enthusiasts who want to elevate their truck’s personality, this exhaust system improves exhaust flow and efficiency while producing a deep, resonant tone that commands attention on the road. Whether for daily driving, towing, or weekend adventures, it offers a durable, high-quality upgrade that transforms your Ram’s sound and performance with style and precision.

Key Features

Built with precision and performance in mind, the MagnaFlow Street Series Cat-Back Exhaust System includes:

• Mandrel bent 3.5-inch main piping for maximum exhaust flow and minimal restriction
• Dual same-side exhaust exit located behind the passenger rear tire for a sleek, aggressive appearance
• Two straight-through mufflers engineered to provide a deep, resonant tone with reduced drone inside the cab
• 5-inch polished welded-on double wall angle cut rolled edge tips for a premium finish
• Direct-fit design developed using extensive 3D scanning for easy installation without modifications
• CNC precision robotic manufacturing ensuring consistent quality and perfect fitment
• Cat-back layout replacing all exhaust components from the catalytic converter back
• Backed by MagnaFlow’s 1-year limited finish warranty and limited lifetime construction warranty

Construction & Design

This exhaust system is crafted from high-quality stainless steel, providing excellent corrosion resistance and long-lasting durability. The mandrel bent tubing maintains a consistent 3.5-inch diameter throughout bends, optimizing exhaust gas flow and reducing turbulence for improved efficiency.

The straight-through mufflers feature perforated core technology wrapped in sound-absorbing material, creating MagnaFlow’s signature deep and smooth exhaust note while minimizing unwanted cabin noise. Polished double wall tips resist discoloration from heat and road elements, enhancing the truck’s visual appeal.

Precision robotic welding ensures strong, leak-free joints and a perfect fit that aligns seamlessly with your Ram 2500 or 3500’s factory mounting points, making this system as reliable as it is stylish.

Performance & Sound

Dyno-proven to improve exhaust flow, the MagnaFlow Street Series Cat-Back Exhaust System contributes to enhanced throttle response and overall engine efficiency. Its aggressive exterior sound profile turns heads without creating excessive drone inside the cab, striking an ideal balance between performance gains and refined sound quality.

This system is designed to deliver a sporty exhaust note that complements spirited driving while remaining comfortable for daily use, making it a versatile upgrade for any Ram 6.4L owner.

Installation & Fitment

Designed as a direct-fit cat-back system, installation is straightforward and requires no cutting, welding, or special modifications. The system replaces the factory exhaust components from just behind the catalytic converter to the rear exit, utilizing existing hangers and mounting points.

Enthusiasts with basic mechanical skills can complete the installation using common hand tools, typically within a few hours. This system fits 2014 through 2025 Ram 2500 and 3500 models equipped with the 6.4L 392 HEMI engine, ensuring precise compatibility and optimal performance.

What's Included

• Mandrel bent 3.5-inch main piping
• Two straight-through mufflers
• Dual 5-inch polished welded-on double wall angle cut rolled edge exhaust tips
• All necessary clamps, hangers, and hardware for installation
• Detailed installation instructions

Ideal For

This exhaust system is perfect for Ram 2500 and 3500 owners who want to enhance their truck’s sound and performance without sacrificing daily drivability. It suits enthusiasts seeking a durable, high-quality upgrade that delivers a sporty exhaust note and improved exhaust flow. Whether your Ram is a workhorse, towing companion, or weekend warrior, the MagnaFlow Street Series Cat-Back Exhaust System adds bold, confident character to your ride.

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.