These shocks are the best for the Crown Victoria Police Interceptor when it comes to VS performance. Price. I bought these shocks along with Monroe 550051 Severe Service shocks and wow, day-night homage compared to stock shocks. CVPI is more stable under acceleration and cornering and on bumpy roads (they may not be as good as Bilstein HD shocks, but they cost half as much), and when towing the CVPI isn't as down as it used to be. The handling became sportier, tighter and harder. Some mightβ¦