Gibson 05-06 Pontiac GTO Base 6.0L 2.5in Axle-Back Dual Exhaust - 618000Find parts that fit my vehicle

You purchased your muscle car for a reason. Now, Gibson gives you a powerful Exhaust System that screams performance. You can expect a deep powerful exhaust rumble tone with improved acceleration and increased horsepower gains when you put the pedal to the metal! Gibson Muffler actually tunes your exhaust by using resonance chambers, directional louvered tuning ports and angular induction to draw exhaust gases into the muffler and expel it at a higher velocity that delivers optimum power. Hassle free, bolt-on installation with professional looking results. Backed by a Lifetime Limited Warranty.

Exhaust systems are a great way to enhance the looks, sounds, and performance of your vehicle.

axle back exhausts are the very back portion of your exhaust system. Typically ranging from your rear axle to the end of your vehicle.