This Kit Contains: (2) Stainless Steel Intercooler Pipes (4) Silicone Boots (8) T-bolts Clamps As shown in the picture above Features: 3.5" mandrel bent stainless piping Increases air flow Improved throttle response More air, more fuel, more HP This kit will upgrade the restrictive dented by design hot side intercooler pipe Factory intercooler pipes are 2.75" - dented portion of factory pipe 2.25" Application: 13-18 Dodge Ram 2500 / 3500 6.7 6.7L Cummins Diesel Trucks Note: .