• Gibson 3.5in Dual Split Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65651)
  • Gibson 3.5in Dual Split Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65651)
  • Gibson 3.5in Dual Split Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65651)
  • Gibson 3.5in Dual Split Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65651)
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Gibson 3.5in Dual Split Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65651)

Gibson 3.5in Dual Split Cat-Back Exhaust | GMC Sierra 2500 HD (15-19) (65651)

65651

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 3.5in/3in Cat-Back Dual Split Exhaust is a high-performance exhaust system designed to enhance both the appearance and sound of your truck. Crafted from stainless steel, this dual split cat-back exhaust delivers an aggressive, throaty tone that appeals to enthusiasts seeking a more commanding sound. It reduces backpressure, which helps increase torque and horsepower, with typical gains averaging 15-20 horsepower. The polished stainless tips exit straight out the back, providing a sleek finish. The system is engineered for hassle-free bolt-on installation, requiring no welding, and is compatible with most bumpers, roll pans, and trailer hitches.

This exhaust system is tailored for 2015 to 2019 GMC Sierra 2500 HD models equipped with a 6.0L engine. It serves as an aftermarket upgrade for those looking to improve performance and sound without extensive modifications. Designed for street and performance use, it enhances the vehicle’s sound profile, especially under towing conditions where the exhaust becomes louder. The kit includes all necessary components for straightforward installation, making it suitable for DIY enthusiasts and professional installers alike. This system provides a durable, long-lasting upgrade that combines style, sound, and performance.

Overview

Gibson Exhaust Systems

Fits 2015–2019 GMC Sierra 2500 HD with 6.0L engine

Part #: 65651

Overview

The Gibson 15-19 GMC Sierra 2500 HD Base 6.0L 3.5in/3in Cat-Back Dual Split Exhaust is designed for truck enthusiasts seeking an aggressive sound and enhanced performance. Crafted from durable stainless steel, this exhaust system not only improves the vehicle’s auditory profile but also supports increased power output. Its straightforward bolt-on installation makes it accessible for DIY enthusiasts and professional installers alike, providing a hassle-free upgrade that elevates both style and function of your truck.

Key Features

  • Constructed from high-quality stainless steel for durability and corrosion resistance
  • Features a dual split design for a bold, aggressive exhaust note
  • Polished stainless steel tips exit straight out the back for a clean, finished look
  • Designed to decrease backpressure, supporting increased torque and horsepower
  • Typical power gains of 15-20 horsepower, enhancing overall engine response
  • Hassle-free bolt-on installation with no welding required
  • Compatible with most bumpers, roll pans, and trailer hitches

Construction & Design

This exhaust system is made from polished stainless steel, ensuring longevity and resistance to rust and corrosion. The dual split outlet design not only enhances the aesthetic appeal but also optimizes exhaust flow for improved performance. The system’s robust construction is engineered to withstand the rigors of heavy-duty use, making it suitable for demanding driving conditions.

Performance & Response

Designed to reduce backpressure, this exhaust helps your GMC Sierra deliver more torque and horsepower, resulting in a more responsive driving experience. The louder exhaust tone under towing conditions adds an aggressive character to your truck’s sound profile, making it stand out on the road while maintaining a refined appearance when parked.

Installation & Fitment

The Gibson Cat-Back Dual Split Exhaust is engineered for easy bolt-on installation, requiring no welding or specialized tools. It is compatible with most bumpers, roll pans, and trailer hitches, ensuring a versatile fit for your Sierra 2500 HD. The system is designed to integrate seamlessly with your vehicle’s existing exhaust setup, providing a professional-quality upgrade with minimal effort.
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