These frame boxing sets are made to work in conjunction with the factory Chevy motor mounts and crossmembers. It boxes the frame rails in from the steering box to the rear spring hanger, allowing the frame to transfer load to the rear suspension. Fabrication and welding are required! Reinforce your failure prone frame now with our CNC cut 1/8 CR flared plates, it also comes with machined dom sleeves for bulletproofing your steering box mount.
Please note--pics are of a similar kit--not an exact representation of this product