Gibson 10-19 Chevrolet Tahoe LS 5.3L 2.25in Cat-Back Dual Split Exhaust - StainlessBrand Gibson Part Number 65669 Category Exhaust, Mufflers & Tips Catback Condition Brand New Original Manufacturer Packaging For the enthusiast who wants an awesome look and aggressive throaty sound this Dual Split Cat back exhaust is for you. Gibson Exhaust Systems decrease backpressure and produce more torque and increased horsepower. Typical gains average of 15 20 horsepower. Stainless dual Tip exit straight out the back. Works with most bumpers,