Gibson 06-09 Chevrolet Trailblazer SS 6.0L 3in Cat-Back Single Exhaust - Aluminized Engine Components>Oil Catch Cans This 6-1/2” tall 360-degree radial

This 6-1/2” tall 360-degree radial flow air filter features a 3-1/2” round flange and our oil-free Pro DRY S media with three layers of synthetic media for maximum convenience

Each system is built from premium 300-series T-304 stainless steel

5" diameter system features Borla(r)'s Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

4L air tank

Gibson 06-09 Chevrolet Trailblazer SS 6.0L 3in Cat-Back Single Exhaust - Aluminized Engine Components>Oil Catch Cans This 6-1/2” tall 360-degree radialGibson Single Side Exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. This is our best performing Exhaust System. Exits behind the rear tire. Quieter in the cab than any other Performance Exhaust. Dyno test results show it makes maximum torque and horsepower at low end (1800 to 3000 RPM). Horsepower gains average 10 15 and 15 20lb ft of increase torque. Hassle free, bolt on installation with professional