aFe BladeRunner Black 3in Aluminum Charge Pipe Kit 20-21 GM Diesel Trucks V8-6.6L (td) L5PSmooth transitions in the mandrel bent aluminum tubing decrease turbulence and minimize pressure loss, increasing horsepower and torque. The BladeRunner charge pipe kit provides a smooth transition between the turbo and the engine for lower operating temperatures and increased power. This charge pipe kit includes high quality, stainless steel, spring loaded T bolt clamps and heavy duty, 5 ply, polyester reinforced silicone couplings. This pipe kit