Gibson 315583 Cat-Back Exhaust for 06-09 Chevy Trailblazer SS 6.0L V8

Vehicle Fitment

• 2006-2009 Chevrolet Trailblazer SS (6.0L V8, LS2)

Features

• Dyno-proven gains of 10-15 horsepower and 15-20 lb-ft of torque
• Optimized for low-end torque and horsepower between 1800-3000 RPM
• SuperFlow baffled and chambered muffler design with no internal packing
• Minimal interior drone with aggressive exterior exhaust note
• Mandrel-bent 3-inch aluminized steel tubing for unrestricted flow
• 4-inch polished T304 stainless steel slash-cut tip (clamp-on)
• Exit position: behind the rear tire (single side exit)
• Includes all factory-style hangers and clamps for bolt-on installation
• Made in the USA and backed by a limited lifetime warranty

Specifications

• Part Number: 315583
• System Type: Cat-Back
• Material: Aluminized Steel
• Tip Material: T304 Stainless Steel
• Tip Size: 4-inch round, slash-cut, clamp-on
• Tubing Diameter: 3 inches
• Muffler Dimensions: 4" x 9" x 24" oval body
• Muffler Configuration: Single inlet, single outlet
• Exit Position: Behind rear tire (passenger side)
• Installation: Bolt-on (no welding required)
• Warranty: Limited Lifetime Warranty

Included Components

• 1x SuperFlow Muffler
• 1x 3-inch Mandrel-Bent Aluminized Steel Tubing
• 1x 4-inch Polished T304 Stainless Steel Tip (clamp-on)
• Factory-Style Hangers and Clamps
• Installation Instructions

Product Description

The Gibson 315583 Single Cat-Back Exhaust System is engineered to enhance the performance of your 2006-2009 Chevrolet Trailblazer SS with a 6.0L V8 engine. Designed to maximize low-end torque and horsepower between 1800-3000 RPM, this system delivers dyno-proven gains of 10-15 horsepower and 15-20 lb-ft of torque, providing real-world improvements in acceleration, towing, and hill-climbing capabilities.

Featuring a SuperFlow muffler with a baffled and chambered design, this exhaust system produces an aggressive exterior sound while maintaining minimal interior drone. The 3-inch mandrel-bent aluminized steel tubing ensures unrestricted exhaust flow, and the 4-inch polished T304 stainless steel slash-cut tip adds a sleek appearance. With all necessary hardware and factory-style hangers included, installation is straightforward and requires no welding. Proudly made in the USA and backed by a limited lifetime warranty, the Gibson 315583 is a reliable upgrade for your Trailblazer SS.