MagnaFlow Street Series Cat-Back Exhaust

2003–2008 Dodge Viper

Part #: 16863

Overview

The MagnaFlow Street Series Cat-Back Exhaust System is designed specifically for the 2003–2008 Dodge Viper, delivering a perfect balance of performance enhancement and refined sound quality. This exhaust system is ideal for enthusiasts seeking to unlock their Viper’s full potential while maintaining a comfortable driving experience. Engineered to improve exhaust flow and add an aggressive yet controlled tone, it transforms your vehicle’s exhaust note without overwhelming cabin noise.

Built with precision and durability in mind, the Street Series Cat-Back exhaust offers a direct-fit solution that requires no modifications, making it an excellent upgrade for both daily drivers and weekend performance enthusiasts.

Key Features

Every MagnaFlow Street Series Cat-Back Exhaust is crafted to provide superior performance and style. Key features include:

• 2.5-inch mandrel-bent stainless steel tubing for unrestricted exhaust flow and improved efficiency
• Single straight-through muffler design that delivers a deep, smooth exhaust tone without excessive drone
• Dual split side exit configuration with 3.5-inch polished double-wall angle-cut tips for a striking, high-performance appearance
• Direct-fit installation with no cutting, welding, or modifications required
• Advanced CNC robotic manufacturing and 3D scanning technology ensure precise fitment and consistent quality
• Corrosion-resistant stainless steel construction for long-lasting durability
• Moderate exterior sound paired with mild interior resonance for a balanced driving experience
• Includes all necessary hardware and 2.5-inch band clamps for a hassle-free installation
• Backed by MagnaFlow’s limited lifetime construction warranty and a 1-year limited finish warranty

Construction & Design

MagnaFlow’s Street Series Cat-Back Exhaust is constructed from premium-grade stainless steel, ensuring resistance to rust and corrosion for years of reliable use. The 2.5-inch mandrel-bent tubing maintains a consistent diameter throughout bends, optimizing exhaust gas flow and minimizing restrictions. The single straight-through muffler design reduces backpressure while producing a refined exhaust note that enhances the Viper’s naturally aggressive engine sound without becoming intrusive.

Each system is manufactured using state-of-the-art CNC robotic technology and 3D scanning to guarantee a perfect direct-fit installation. The polished double-wall tips not only provide a sleek, aggressive look but also resist discoloration and wear from heat and road conditions.

Performance & Sound

This cat-back exhaust system is engineered to improve your Dodge Viper’s exhaust flow, which can contribute to enhanced throttle response and a more engaging driving experience. The straight-through muffler design delivers a deep, resonant tone that complements the Viper’s V10 engine character. It offers a moderate exterior sound level that commands attention without overwhelming the cabin, making it suitable for both spirited driving and daily use.

Installation & Fitment

The MagnaFlow Street Series Cat-Back Exhaust is designed for a direct bolt-on installation on 2003–2008 Dodge Viper models. No cutting, welding, or additional modifications are necessary, allowing for a straightforward upgrade that can typically be completed with basic hand tools. The included hardware and clamps simplify the installation process, ensuring a secure and leak-free fit.

What's Included

• 2.5-inch mandrel-bent stainless steel cat-back exhaust system
• Single straight-through muffler
• Dual split side exit with 3.5-inch polished double-wall angle-cut tips
• 2.5-inch band clamps
• Complete hardware kit for installation
• Installation instructions

Ideal For

This MagnaFlow Street Series Cat-Back Exhaust is perfect for Dodge Viper owners who want to enhance their vehicle’s performance and sound without sacrificing daily drivability. It suits enthusiasts looking for a durable, high-quality exhaust upgrade that delivers a bold tone and aggressive styling while maintaining comfort and reliability.

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.