This HPS Performance Cold Side Intercooler Pipe Kit is engineered to replace your upper and lower cold side charge pipes. Both upper and lower cold side pipes feature a 2.5 in diameter that optimizes air flow and maximizes power to intensify your vehicle?s overall performance. Crafted for unmatched durability, the 6061 mandrel-bent aluminum piping, 3-ply reinforced high temperature resistant silicone couplers, and 100% stainless steel embossed hose clamps ensure long-lasting reliability under the most demanding conditions. Achieve smoother airflow, prevent boost leaks, reduce turbo lag, and enhance throttle response with this easy to install kit that includes all necessary hardware and components. Replace your stock charge pipes and elevate your driving experience with this performance engineered cold side charge pipe kit.