The Vevor DIY universal exhaust kit includes 16 pieces for modifying or repairing automotive exhaust systems. It features a 2.25-inch diameter design with straight, 45-degree, 90-degree, and U-shaped pipes for flexible customization. Made from galvanized tube material, the kit is built for rust resistance, durability, and high-temperature performance. Slip-fit joints with expanded ends help provide quicker installation and a secure connection. It is suitable for garages, auto repair shops, and 4S stores working on a variety of vehicle exhaust setups.