Product Fitment: KUAFU Intercooler Pipe & Boot Kit will be compatible with 2011-2016 Chevrolet Silverado 2500HD 6.6L Duramax Diesel; Compatible with 2011-2016 Chevrolet Silverado 3500HD 6.6L Duramax Diesel; Compatible with 2011-2016 GMC Sierra 2500HD 6.6L Duramax Diesel; Compatible with 2011-2016 GMC Sierra 3500HD 6.6L Duramax Diesel Durable Material: The intercooler pipe is made of powder coated aluminum + stainless steel material and equipped with rubber silicone boots, and it is engineered to eliminate restrictive bends present in the factory pipes Easy maintenance: The design of the intercooler pipe and its accessories are easy to disassemble and replace, making the maintenance and inspection of the cooling system more convenient Package includes: You will receive 1 set of Intercooler Pipe and Boot Kit as the picture shown. Instruction is not included. Installation accessories are included Easy Installation: Clamp installation. Simple and fast. The Boot Kit mainly consists of hoses and clamps, which are used to connect the intercooler pipes and other intake system components, ensuring a solid connection between the various parts Product Fitment: KUAFU Intercooler Pipe & Boot Kit will be compatible with 2011-2016 Chevrolet Silverado 2500HD 6.6L Duramax Diesel; Compatible with 2011-2016 Chevrolet Silverado 3500HD 6.6L Duramax Diesel; Compatible with 2011-2016 GMC Sierra 2500HD 6.6L Duramax Diesel; Compatible with 2011-2016 GMC Sierra 3500HD 6.6L Duramax Diesel Durable Material: The intercooler pipe is made of powder coated aluminum + stainless steel material and equipped with rubber silicone boots, and it is engineered to eliminate restrictive bends present in the factory pipes Easy maintenance: The design of the intercooler pipe and its accessories is easy to disassemble and replace, making the maintenance and inspection of the cooling system more convenient Package includes: You will receive 1 set of Intercooler Pipe and Boot Kit. Instruction is not included. Installation accessories are included Easy Installation: Clamp installation. Simple and fast. The Boot Kit mainly consists of hoses and clamps, which are used to connect the intercooler pipes and other intake system components, ensuring a solid connection between the various parts