aFe 46-20049 BladeRunner 3 IN Aluminum Hot Charge Pipe BlackaFe 46 20049 BladeRunner 3 IN Aluminum Hot Charge Pipe Black The aFe intercooler tube represents the next generation of Diesel performance products. This intercooler tube produced 16hp and 49lbs. x ft. of torque on the dyno while outflowing the factory intercooler tube by 67%. Not only will you get increased performance but you will also see lower EGT's and increased MPG. Talk about bang for the buck! This intercooler tube is constructed of 3" mandrel