20+ GM 2500/3500 HD Rear, Performance Series, 2.0, IFP, 9.6", 0-1" Lift Catch Cans DOT Approved: For the ladies

DOT Approved: For the ladies and gents that care about street legality

5" cores and mirror-polished stainless steel slash-cut conical double-wall tips

The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology

these trucks are equipped with locked PCMs that prevent performance tuning

20+ GM 2500/3500 HD Rear, Performance Series, 2.0, IFP, 9.6", 0-1" Lift Catch Cans DOT Approved: For the ladiesFOX Performance Series shocks contain the latest in shock technology to transform the performance of your Truck or SUV. They use our race proven damping control to provide a comfortable on road ride and predictable off road handling in even the toughest conditions.