NHRA and IHRA AcceptedSave some weight and don't fret about your stock driveshaft turning into a pretzel every time you drop the hammer. Inland Empire builds their aluminum driveshafts with brute-strength and your safety in mind. They start with a custom drawn 6061-T6 D.O.M. 3'' diameter aluminum tube with a .125'' wall thickness, then forged 6061 T-6 aluminum yokes are precision welded to the tube and assembled using 1310-series or 1350-series u-joints with a transmission yoke. Shipped to you completely balanced and ready to install.