Gibson Exhaust 618605 Cat-Back Single Exhaust System Stainless Steel

The Gibson Exhaust 618605 Cat-Back Single Exhaust System delivers exceptional performance gains with a hassle-free bolt-on installation. Engineered for improved acceleration, towing power, and hill-climbing capability, this stainless steel exhaust system is designed to maximize low-end torque and horsepower where it matters most.

Performance Benefits:

• Dyno-tested results show maximum torque and horsepower gains at low RPM range (1800-3000 RPM)
• Average horsepower gains of 10-15 HP with 15-20 lb-ft of increased torque
• Single side exit design routes exhaust behind rear tire for optimal ground clearance
• Quieter cabin experience compared to traditional performance exhaust systems
• Minimal interior drone for comfortable daily driving

Muffler Specifications:

• Baffled and chambered muffler design with no internal packing
• Aggressive exhaust note with controlled sound levels
• Muffler dimensions: 4" x 9" x 18" oval body
• Dual 2.25" inlets with 3" center outlet

Exhaust Tip Details:

• 4" polished T304 stainless steel round slash-cut tip
• Clamp-on design for easy installation
• Tip specifications: 3" inlet, 4" outlet, 12" length

Installation & Warranty:

• Complete bolt-on installation - no welding required
• Professional-grade stainless steel construction
• Backed by Gibson's Lifetime Limited Warranty

This cat-back exhaust system provides the perfect balance of performance, sound, and reliability for truck and SUV owners seeking proven power gains without sacrificing everyday drivability.