In the new age of emission-controlled diesel engines, any improvement in airflow by freeing up restrictions can help gain you power, economy, and just a better running truck overall. This Sinister Diesel Intercooler Charge Pipe Kit will do just that. This kit is an upgraded pipe set that features a 3.5" diameter tubes, smooth mandrel bends, and a 6061 aluminum alloy construction. Each pipe is connected via Sinister Diesel's 4-ply Silicon boots and stainless-steel spring boot clamps that are rated up to 400psi. The tubes are powdercoated and polished in Sinister Blue for a stylish look when you pop the hood.