Hotchkis Performance subframe connectors for Dodge Challenger (model years 1970-1974) increase chassis rigidity and improve vehicle performance by reducing chassis flex. These MIG-welded connectors are made of 3.8 x 6.35 cm rectangular steel with a wall thickness of 0.120 mm and are finished in glossy black powder-coated. Installation of this connector requires no modification or cutting of the floorpans. A must-have finishing touch to any E-Body restoration.