• Gibson Black Elite Stainless Cat-Back Exhaust System | GMC Sierra 2500HD/3500HD (20-21) (616517B)
  • Gibson Black Elite Stainless Cat-Back Exhaust System | GMC Sierra 2500HD/3500HD (20-21) (616517B)
  • Gibson Black Elite Stainless Cat-Back Exhaust System | GMC Sierra 2500HD/3500HD (20-21) (616517B)
1 3

Gibson Black Elite Stainless Cat-Back Exhaust System | GMC Sierra 2500HD/3500HD (20-21) (616517B)

Gibson Black Elite Stainless Cat-Back Exhaust System | GMC Sierra 2500HD/3500HD (20-21) (616517B)

616517B

In stock

$643.04 USD
$1,453.69 USD $643.04 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The Gibson Black Elite Cat-Back Exhaust System for the 2020-2021 GMC Sierra 2500HD and 3500HD with a 6.6L engine is a high-performance exhaust upgrade designed to enhance sound and style. Constructed from T-304 stainless steel, this system features a deep, mild tone achieved through Gibson's proven stainless steel Superflow Muffler. The black finish on each stainless tip adds a sleek, aggressive look, while the high-quality tubing ensures durability and longevity. Backed by a limited lifetime warranty, this exhaust system not only improves exhaust flow but also delivers a bold, refined sound that complements the vehicle's performance.

Designed as a direct bolt-on replacement for compatible GMC Sierra models, this system fits 2020-2021 trucks equipped with the 6.6L engine. It is intended for drivers seeking increased performance, improved sound, and a stylish appearance for street and off-road use. The kit includes all necessary components for installation, providing a straightforward upgrade process. Suitable for enthusiasts looking to enhance their truck's sound and aesthetics, this exhaust system offers a durable, high-quality solution for daily driving or performance applications.

Overview

Gibson Exhaust Systems

Fits 2020–2021 GMC Sierra 2500HD and 3500HD with 6.6L Engine

Part #: 616517B

Overview

The Gibson 20-21 GMC Sierra 2500HD/3500HD 6.6L Cat-Back Single Exhaust System in Stainless - Black Elite is designed to enhance your heavy-duty pickup’s performance and style. Crafted from high-quality T-304 stainless steel, this exhaust system offers durability, corrosion resistance, and a sleek black finish that complements your vehicle’s rugged aesthetic. It’s an ideal upgrade for truck enthusiasts seeking improved exhaust flow, a deep tone, and a commanding presence on the road. Whether you’re looking to boost your truck’s sound profile or add a touch of style, this exhaust system helps you achieve a more aggressive and refined driving experience. This system is engineered specifically for GMC Sierra 2500HD and 3500HD models equipped with a 6.6L engine, ensuring a precise fit and optimal performance. The Black Elite series features Gibson’s proven stainless steel Superflow Muffler, which delivers a deep, mild tone that enhances your vehicle’s sound without excessive drone. Backed by a limited lifetime warranty, this exhaust system combines quality craftsmanship with long-lasting performance, making it a reliable upgrade for your heavy-duty truck.

Key Features

This Gibson exhaust system offers several key benefits:
  • Constructed from durable T-304 stainless steel for corrosion resistance and longevity
  • Black Elite finish provides a sleek, aggressive look
  • Features Gibson’s proven stainless steel Superflow Muffler for a deep, mild tone
  • Designed specifically for 2020–2021 GMC Sierra 2500HD/3500HD with 6.6L engines
  • Enhances exhaust flow for improved performance and sound
  • Backed by a limited lifetime warranty for peace of mind

Construction & Design

This exhaust system is manufactured with high-quality stainless steel tubing, ensuring durability and resistance to rust and corrosion. The black finish is applied through Gibson’s exclusive formulated process, providing a sleek, stylish appearance that withstands the elements. The design emphasizes a smooth, mandrel-bent construction for optimal exhaust flow and performance.

Installation & Fitment

Designed as a bolt-on upgrade, this system is intended for straightforward installation with standard tools. Proper fitment is ensured for GMC Sierra 2500HD and 3500HD models from 2020 to 2021 with a 6.6L engine, providing a seamless upgrade experience.

What’s Included

The package includes all necessary components for a complete installation, including the stainless steel piping, muffler, and hardware needed to secure the system to your vehicle.

Ideal For

This exhaust system is perfect for truck owners seeking to improve their vehicle’s sound, style, and exhaust efficiency. It’s an excellent choice for those wanting a durable, high-performance upgrade that complements the rugged look of their GMC Sierra HD.
View full details