Condor Speed Shop - Complete Reinforcement Plate Set - E30Our . 125" steel e30 chassis reinforcement plate combo contains the following: 4 piece front subframe engine mount reinforcement plates 2 piece front sway bar reinforcement plates 2 piece rear sway bar reinforcement plates 3 piece rear subframe reinforcement plates Please note: Installation requires welding. We suggest to weld the engine mount reinforcement on the underside of the subframe. Weld on top of the subframe if you want to raise the engine.