Gibson 614000 Cat-Back Single Exhaust System Stainless Steel

The Gibson 614000 Cat-Back Single Exhaust System is a bolt-on performance upgrade engineered and dyno-tested to deliver real, measurable power gains. Featuring Gibson's signature Superflow CFT Muffler with a baffled and chambered design, this system maximizes low-end torque and horsepower in the 1,800–3,000 RPM range—exactly where you need it for everyday driving, towing, and passing.

Key Features:

• Dyno-proven performance with gains of 10–15 horsepower and 15–20 lb-ft of torque
• Superflow CFT Muffler — baffled and chambered design with no internal packing; eliminates packing blowout and maintains consistent sound over time
• Muffler dimensions: 4 x 9 x 18 in. oval body; 2.50 in. offset inlet; 2.50 in. offset outlet
• Stainless steel mandrel-bent tubing (2.25 in. diameter, 409 stainless) ensures smooth, unrestricted exhaust flow with no diameter loss through bends
• Minimal interior drone with an aggressive exterior exhaust note
• Single rear exit — exits straight out the back
• Tip: 3.5 in. polished T304 stainless steel round slash-cut tip; 2.50 in. inlet, 3.50 in. outlet, 12 in. length; clamp-on design
• Includes all hardware — factory-style zinc-plated hangers and clamps for a seamless bolt-on installation; no cutting or welding required
• Made in the USA
• Covered by Gibson's Lifetime Limited Warranty

The Gibson 614000 cat-back exhaust system is a complete replacement from the catalytic converter back, designed for a direct, hassle-free fit. All components use slip-fit connections to reduce turbulence and backpressure at joints. With polished stainless construction throughout, this system is built to resist corrosion and deliver lasting performance and style.