Twelve 1/2-inch bolts, per side, hold the notch in place and required plenty of time to drill. Our time schedule reached a standstill when a couple of drill bits were sacrificed to the altar of steel, while creating all of the necessary mounting holes. Although the notch could have been welded on, the owner wanted the option of possibly removing the notch in the future, should he decide to either airbag or lift his truck.
2006 Chevy Silverado - Western Alliance