Gibson Performance Exhaust 65662 Cat-Back Dual Extreme Exhaust System Stainless

The Gibson Performance Exhaust 65662 is a cat-back dual extreme exhaust system engineered for truck owners who demand real performance gains alongside an aggressive dual-exit look. Constructed from stainless mandrel-bent tubing, this single-in/dual-out system exits behind each rear tire for a bold, wide stance that instantly transforms the appearance of any truck.

At the heart of the system is Gibson's SuperFlow muffler featuring a baffled and chambered design with no internal packing, delivering a deep, powerful exhaust tone with minimal interior drone. The system is dyno-tuned and dyno-tested to deliver average gains of 15–20 horsepower and 15–20 lb-ft of torque, along with improved throttle response.

Key Features:

• Stainless mandrel-bent tubing — 3.0 in. primary / 2.25 in. tailpipe diameter for smooth, unrestricted exhaust flow
• Gibson SuperFlow muffler — baffled and chambered design, no internal packing, minimal interior drone, aggressive deep tone
• Muffler dimensions: 8 in. round body, 3 in. offset inlet, 2.25 in. dual outlet, 24 in. length
• 4 in. polished T304 stainless rolled slash-cut tips — 2.25 in. inlet / 4.0 in. outlet / 12 in. length
• Dual exit behind each rear tire — exits at an aggressive angle for a commanding street presence
• True bolt-on installation — includes all hardware and factory-style hangers; no welding required
• Dyno-tuned for the specific application — tested for maximum performance and throttle response
• Street-legal in all 50 states and will not void your factory warranty
• Lifetime Limited Warranty — backed by Gibson's commitment to quality and craftsmanship

Installation is straightforward using factory mounting points and included hardware. Everything needed for a complete bolt-on installation is included in the kit. The Gibson 65662 Dual Extreme cat-back exhaust system is the ideal upgrade for truck owners looking to improve performance, sound, and style in one package.