Glass Packs

My Gibson Performance stainless cat-back dual split for my 360 Ram sounds great. 1,000 mile round trip to NJ and no drone, but when you accelerate ,what a sweet sound and I wish I knew what muffler it has. This is the only info

• Muffler Description: Baffled & Chambered Design, No internal Packing, Minimal Interior Drone, Aggressive Sound
• Muffler Dimension: 7 in. Round; 3 in. Center Inlet; 2.50in. Dual Outlet; L-24 in.