MagnaFlow Street Series Black Polished Stainless Cat-Back Performance Exhaust System

2014–2018 GMC Sierra 1500 V8-6.2L

Part #: 19378

Overview

The MagnaFlow Street Series Black Performance Exhaust System is designed to enhance the driving experience of your GMC Sierra 1500 equipped with a 6.2L V8 engine from 2014 to 2018. Crafted for enthusiasts who seek a combination of power, style, and a refined sound, this cat-back exhaust system delivers dyno-proven performance gains while maintaining a comfortable interior tone and an aggressive exterior sound. Whether you're looking to improve your truck's horsepower, torque, or simply want a more commanding exhaust note, this system is an excellent upgrade.

Built with durability and style in mind, the MagnaFlow Street Series features a sleek black coated finish on the tips, adding a bold aesthetic to your vehicle's rear end. The system is engineered to provide a noticeable increase in exhaust flow, helping your truck perform at its best on and off the road. With its high-quality stainless steel construction and precision manufacturing, this exhaust system offers long-lasting performance and a striking appearance.

Key Features

The MagnaFlow Street Series Black Cat-Back Exhaust System incorporates several advanced features designed to optimize your vehicle's performance and sound:

• Constructed from durable stainless steel, ensuring corrosion resistance and longevity in harsh conditions.
• Black coated tips provide a sleek, aggressive look that complements the truck's styling.
• Manufactured using CNC precision robotic techniques for consistent quality and fitment.
• Designed to improve exhaust flow compared to the factory system, supporting increased horsepower and torque.
• Engineered to produce a balanced sound profile—aggressive enough for spirited driving but refined enough for daily use.
• Backed by MagnaFlow’s limited lifetime construction warranty and a 1-year finish warranty for peace of mind.
• Compatible with 2014–2018 GMC Sierra 1500 V8-6.2L models, ensuring a perfect fit and straightforward installation.

Construction & Design

The MagnaFlow Street Series exhaust system is meticulously crafted from high-grade stainless steel, which provides excellent resistance to rust and corrosion. The system features mandrel-bent tubing that maintains smooth airflow paths, reducing backpressure and enhancing engine efficiency. The CNC robotic manufacturing process guarantees precise fitment and consistent quality across every unit. The black-coated tips not only add a distinctive visual appeal but also help protect against heat and corrosion, maintaining their appearance over time.

Installation & Fitment

The MagnaFlow Street Series Cat-Back Exhaust System is designed as a bolt-on upgrade, requiring no cutting or welding. It mounts directly to the factory exhaust connections using included hardware, ensuring a straightforward installation process. Basic hand tools and some mechanical knowledge are recommended. The system is engineered for a precise fit on 2014–2018 GMC Sierra 1500 models with a 6.2L V8 engine, allowing you to enjoy improved performance and sound with minimal effort.

What's Included

• Complete exhaust system with mandrel-bent stainless steel tubing
• Black coated exhaust tips
• All necessary clamps and hardware for installation
• Installation instructions

Ideal For

• GMC Sierra 1500 owners seeking increased horsepower and torque
• Enthusiasts wanting a more aggressive exhaust sound
• Drivers looking for a durable, high-quality upgrade with a sleek appearance
• Off-road and performance enthusiasts who demand long-lasting components