Gibson 66545 Cat-Back Dual Sport Exhaust System Stainless Steel

The Gibson 66545 Dual Sport Cat-Back Exhaust System is engineered for truck and SUV owners who want a performance exhaust upgrade without compromising towing capability. The system exits behind the rear tire, keeping exhaust gases well clear of any tow trailer while giving your vehicle a clean, aggressive look on the road or trail.

Designed as a true bolt-on replacement, installation requires no cutting or welding. Professional-quality results are achievable at home, and the system is backed by a Lifetime Limited Warranty. Dyno-tested for measurable performance gains, the Gibson Dual Sport delivers an average increase of 10–15 horsepower and 15–20 lb-ft of torque.

Key Features:

• Dual exit exhaust routing behind the rear tire — tow-trailer friendly
• Baffled and chambered muffler design with no internal packing
• Deep, authoritative exhaust tone with minimal interior cab drone
• Dyno-tested for improved horsepower and torque output
• Bolt-on installation — no welding required
• Backed by Gibson's Lifetime Limited Warranty

Muffler Specifications:

• Shape: 7 in. Round
• Inlet: 3 in. Center
• Outlet: 2.50 in. Dual
• Length: 24 in.

Exhaust Tip Specifications:

• Style: Round Slash-Cut, Clamp-On
• Material: Polished T304 Stainless Steel
• Inlet: 2.50 in.
• Outlet: 3.50 in.
• Length: 12 in.

Constructed from polished T304 stainless steel, the Gibson 66545 is built to resist corrosion and maintain its appearance for the long haul — making it an ideal performance exhaust upgrade for trucks and SUVs used in demanding conditions.