Gibson Cat-Back Performance Exhaust 2014–2018 Chevy Silverado 1500 / GMC Sierra 1500 5.3L – Dual Split Aluminized – 5661

Take Your Ride to the Next Level

The Gibson Dual Split Exhaust is engineered for those who demand maximum power, aggressive sound, and standout style. Whether you're pushing limits on the road or turning heads in the city, this exhaust delivers performance you can feel and a tone that commands attention. Each T-304 stainless steel tip is finished for a sleek, high-performance look that makes a statement.

Unmatched Performance

Designed for peak output, the Gibson Dual Split Exhaust maximizes low-end torque and horsepower (1,800–3,000 RPM). Dyno-proven to deliver 10–15 horsepower and 15–20 lb-ft of torque, this system provides power you can feel every time you hit the gas.

Bold Sound, Minimal Drone

Equipped with a Gibson Superflow Muffler, this system features a baffled and chambered design that produces a deep, aggressive exhaust note—while keeping cabin drone to a minimum.

Built for Durability, Designed for Easy Installation

Crafted from mandrel- bent Heavy Duty Aluminized Steel Tubing, the Gibson Dual Split Exhaust is built to withstand the toughest conditions while ensuring maximum durability and performance. Designed for hassle-free installation, it includes factory hangers and clamps—just bolt it on and go, no welding required. Exits straight out the back and is compatible with most factory bumpers. (Note: Exhaust sound may be louder under towing conditions.)

Proudly Made in the USA and backed by a Lifetime Limited Warranty.

• 3-in./2.25-in.Aluminized mandrel bent tubing.
• Baffled & Chambered Muffler Design, No internal Packing, Minimal Interior Drone, Aggressive Sound
• 8 in. Round Body; 3 in. Offset Intlet;2.25 in. Dual Outlet; ; L-24 in.
• 4in. Polished T304 Stainless Rolled Slash-Cut Tip. Clamp on.
• Inlet 2.25 in.; Outlet 4.0 in.; L-12 in.
• Exit Is Straight Out The Back.
• Lifetime Limited Warranty
• 50 State Legal / California Emissions Compliant

Vehicle Fitment:

• Year Make Model Submodel: 2018 Chevrolet Silverado 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2017 Chevrolet Silverado 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2017 GMC Sierra 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2016 Chevrolet Silverado 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2016 GMC Sierra 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2015 Chevrolet Silverado 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2015 GMC Sierra 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2014 Chevrolet Silverado 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed
• Year Make Model Submodel: 2014 GMC Sierra 1500 Pickup 5.3L, Crew Cab w/78.8 in./6 ft. 6.8 in. Bed