Get ready for a suspension lift kit designed specifically to ensure you dominate both your on- and off-road adventures. Like a Fox! Presenting Quadratec’s Maximum Duty Suspension Lift Kits, now powered with FOX shock technology. We've partnered with FOX to design perfectly tuned IFP Mono-Tube shocks solely for our Maximum Duty Suspension Kits. Transform the look and performance of your Wrangler without changing the look and performance of your budget. Choose Quadratec.