One of the most effective ways to improve the stiffness and handling of GM A/G Body is to box the factory chassis. This process could take considerable time with measuring, cutting and fitting steel panels, however Hellwig Products is making the task easy and even more effective with its custom fit Frame FX kit.
Adds an extra body mount to secure the floor pan to the chassis for added stability
Stiffen the factory chassis to improve the overall strength, handling and ride quality
Supplied with 14 pre-formed steel panels that fit in weak areas of each factory frame rail
Transmission crossmember mount allows multiple drivetrain configurations