This HPS Performance Hot Side Charge Pipe Kit is a simple and effective replacement and performance upgrade from the restrictive stock intercooler piping. The stock intercooler piping is a known weak point in the Duramaxs powertrain and replacements from the dealerships are constantly on backorder. Replace your defective stock part with an upgrade that wont leave you stranded. Enjoy quicker acceleration, improved fuel mileage, easier towing, and increased long-term reliability. HPS Charge Pipe Kits prioritize seamless installation through meticulous design. The use of advanced technologies such as 3D scanning and Solidworks during product development ensures a precise fit. The design of this two-piece kit not only facilitates easier installation but also accounts for engine movement. The larger 3" OD mandrel-bent aluminum piping offers increased air volume and improved airflow. This charge pipe kit includes HPS oil resistant high temperature 4-ply reinforced silicone couplers and heavy duty stainless steel spring loaded T-bolt clamps.