• Gibson 3in Dual Extreme Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65649)
  • Gibson 3in Dual Extreme Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65649)
  • Gibson 3in Dual Extreme Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65649)
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Gibson 3in Dual Extreme Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65649)

Gibson 3in Dual Extreme Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65649)

65649

Out of stock

$799.19 USD
$1,806.70 USD $799.19 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The Gibson 15-19 GMC Sierra 2500 HD Base 6.0L 3in Cat-Back Dual Extreme Exhaust is a high-performance, bolt-on exhaust system designed to enhance the sound and power of your truck. Constructed from stainless steel, this dual exhaust system features a bold, aggressive angle behind the rear tires and delivers a powerful, dyno-tuned exhaust tone. It provides an increase in performance, with gains averaging 15-20 horsepower, while also offering a striking street appearance. The system is engineered for easy installation, requiring no welding, and includes polished stainless tips for a refined finish. This exhaust upgrade is ideal for enthusiasts seeking a combination of enhanced sound, improved performance, and a aggressive look.

Designed specifically for 2015-2019 GMC Sierra 2500 HD models equipped with a 6.0L engine, this cat-back exhaust system is a direct bolt-on replacement for the factory setup. It is suitable for street use and performance applications, delivering a deep, aggressive exhaust note that complements the truck’s rugged character. The system fits seamlessly with the vehicle’s existing exhaust components and is intended for those looking to maximize their truck’s performance and visual appeal. No additional modifications are necessary for installation, making it a straightforward upgrade for daily drivers and performance enthusiasts alike.

Overview

Gibson Exhaust

Fits 2015–2019 GMC Sierra 2500 HD 6.0L

Part #: 65649

Overview

The Gibson 15-19 GMC Sierra 2500 HD Base 6.0L 3in Cat-Back Dual Extreme Exhaust system is designed to enhance your truck’s performance and aggressive styling. Crafted for truck enthusiasts seeking a bold sound and noticeable power gains, this dual bolt-on exhaust system offers a straightforward installation process without the need for welding. Made from durable stainless steel, it ensures long-lasting performance and resistance to corrosion. The system’s aggressive angle behind the rear tires not only improves exhaust flow but also adds a commanding visual presence to your vehicle. Whether you're looking to improve your truck’s sound profile or support increased horsepower, this exhaust system is an excellent upgrade for your GMC Sierra.

Key Features

This exhaust system is engineered to deliver a deep, aggressive exhaust tone while supporting your vehicle’s performance needs. Key features include:
  • Constructed from high-quality stainless steel for durability and corrosion resistance
  • 3-inch diameter piping optimized for improved exhaust flow and power gains
  • Aggressive rear angle design enhances street appeal and sound
  • Polished stainless steel tips add a refined finishing touch
  • Easy bolt-on installation with no welding required
  • Designed to support an average horsepower increase of 15-20 HP

Construction & Design

This exhaust system features precision mandrel-bent stainless steel tubing, ensuring smooth exhaust flow and durability under demanding conditions. The polished stainless tips are designed to withstand high temperatures and maintain their appearance over time, complementing the aggressive styling of your truck.

Performance & Response

Designed to maximize exhaust flow, this system helps improve throttle response and overall engine efficiency. The deep, resonant tone provides a more engaging driving experience, making your GMC Sierra stand out both visually and audibly.

Installation & Fitment

The Gibson Cat-Back Dual Extreme Exhaust is a bolt-on upgrade that requires no welding, making it accessible for DIY installation. It is specifically engineered to fit 2015 through 2019 GMC Sierra 2500 HD models with a 6.0L engine, ensuring a precise and secure fit.

What’s Included

The package includes all necessary hardware and components for a complete installation, including the dual exhaust pipes, polished stainless steel tips, and mounting brackets.
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