Flowmaster 21-25 Tahoe/Yukon 5.3L Force II Cat-Back Exhaust System - 817949

Flowmaster introduces our Force II stainless steel cat-back exhaust system for the 2021-2026 GM Tahoe/Yukon with the 5.3-liter engine. This system uses the Super 40 series muffler for a moderate to mild sound level and increased performance.

Mandrel bent 3.00-inch 409 stainless steel tubing allows for maximum exhaust flow and durability. The system uses a larger 3.50-inch polished stainless steel tip for a custom look. This system also has a tuned resonator to control interior sound and maintain driving comfort. Max dyno gains of 6 hp and 7 lb-ft at the rear wheels over stock. All of the necessary hardware is included, and factory-mounting locations are used for an easy installation. Backed by Flowmaster's Lifetime Limited Warranty.

• Super 40 Series performance muffler offers a moderate to mild sound level and increased performance
• 409 stainless steel construction delivers extra durability and improved long-term corrosion resistance
• Max dyno gains of 6 hp and 7 lb-ft at the wheels
• 3.00-inch 16-gauge mandrel bent stainless steel tubing helps maintain maximum exhaust flow for better power
• Includes all necessary hardware for an at home installation
• 3.50-inch polished stainless steel tip adds a custom look to the vehicle
• Uses factory hanger locations for easy installation
• Tuned resonator helps to eliminate interior drone for comfort