Cherry Bomb Vortex Mufflers feature a patented flow divider design with high-temp fiberglass that delivers a smooth, aggressive tone. Vortex mufflers maximize horsepower and torque with high frequency sound and exhaust flow. Each vortex muffler is 100% welded construction with a high-temp grey finish for lasting durability and appearance. All Cherry Bomb vortex mufflers are reversible and have a standard body size for flexibility of installation on most all cars and trucks.