Gibson Cat-Back Performance Exhaust 1999–2001 Chevy Silverado 1500 / GMC Sierra 1500 4.3L / 4.8L / 5.3L – Dual Extreme Stainless – 65008

Dominate the Road with Power

Take your ride to the next level with the Gibson Dual Extreme Series—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 you can hear. Each T-304 stainless steel tip is finished for a sleek, high-performance look that makes a statement.

Precision Engineering, Unmatched Performance

Designed for peak performance, the Gibson Dual Extreme Exhaust delivers dyno-proven gains, enhancing both low-end power and high-end efficiency. Engineered for peak low-end torque and horsepower (1,800–3,000 RPM), delivers dyno-proven gains of 10–15 horsepower and 15–20 lb-ft of torque—performance you can feel.

Bold Sound, Minimal Drone

Equipped with a Gibson Superflow Muffler featuring a baffled and chambered design, this system produces a deep, aggressive exhaust note while minimizing cabin drone—delivering the perfect balance of sound and comfort.

Built for Durability, Designed for Easy Installation

Crafted from mandrel-bent stainless steel tubing, is built to withstand tough conditions while ensuring maximum durability and flow. Each precision-engineered T-304 stainless steel tip delivers a bold, aggressive look that stands out. Featuring a clamp-on design for easy installation, it’s the perfect blend of style and function. Exiting behind each rear tire, this system optimizes performance while delivering an aggressive, inspired look.

Installation is effortless with factory hangers and clamps included—just bolt it on and go. Designed to work with most factory bumpers, this system offers seamless integration. (Note: Exhaust sound may be louder under towing conditions.)

Proudly Made in the USA, the Gibson Dual Extreme Exhaust comes with a Lifetime Limited Warranty, ensuring years of high-performance driving.

• 2.50-in. Stainless mandrel bent tubing.
• Baffled & Chambered Muffler Design, No internal Packing, Minimal Interior Drone, Aggressive Sound
• 8 in. Round Body; 2.50 in. Dual Inlet; 3 in. Offset Outlet; L-24 in.
• 3.5in. Polished T304 Stainless. Round Slash-Cut Tip. Clamp on.
• Inlet 2.50in.; Outlet 3.50in.; L-12in.
• Exits Behind Each Rear Tire.
• Lifetime Limited Warranty
• 50 State Legal / California Emissions Compliant

Vehicle Fitment:

• Year Make Model Submodel: 2001 Chevrolet Silverado 1500 Pickup 4.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 2001 Chevrolet Silverado 1500 Pickup 4.8L, Regular Cab, Long Bed
• Year Make Model Submodel: 2001 Chevrolet Silverado 1500 Pickup 5.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 2001 GMC Silverado 1500 Pickup 4.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 2001 GMC Silverado 1500 Pickup 4.8L, Regular Cab, Long Bed
• Year Make Model Submodel: 2001 GMC Silverado 1500 Pickup 5.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 2000 Chevrolet Silverado 1500 Pickup 4.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 2000 Chevrolet Silverado 1500 Pickup 4.8L, Regular Cab, Long Bed
• Year Make Model Submodel: 2000 Chevrolet Silverado 1500 Pickup 5.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 2000 GMC Silverado 1500 Pickup 4.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 2000 GMC Silverado 1500 Pickup 4.8L, Regular Cab, Long Bed
• Year Make Model Submodel: 2000 GMC Silverado 1500 Pickup 5.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 1999 Chevrolet Silverado 1500 Pickup 4.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 1999 Chevrolet Silverado 1500 Pickup 4.8L, Regular Cab, Long Bed
• Year Make Model Submodel: 1999 Chevrolet Silverado 1500 Pickup 5.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 1999 GMC Silverado 1500 Pickup 4.3L, Regular Cab, Long Bed
• Year Make Model Submodel: 1999 GMC Silverado 1500 Pickup 4.8L, Regular Cab, Long Bed
• Year Make Model Submodel: 1999 GMC Silverado 1500 Pickup 5.3L, Regular Cab, Long Bed