This is 60 Delta Flow Master that is dedicated for 4 or 6 cylinder vehicles to create mild sound on its application. This product is well constructed of 16-gauge aluminized steel and fully MIG-welded for maximum durability and long term application. Integrated with Delta Flow Technology, this muffler is able to improve power and throttle response without causing noise resonance on interior. Manufactured by Flow Master, this product is well designed to bring easy installation process and generally suited to rear mount installations with mild to moderate exterior exhaust tone. The customers are free to modify the sound produced by this muffler using the larger diameter tailpipe/ tip to create a deeper tone which is amazing. Available in matte black color finish with 10 pounds item weight, this muffler is ready to be installed on your vehicle.