Fight Shock Fade With New FOX ECS2 Cooler Brandon Sims ECS2 Cooler FOX Shock Therapy Shocks UTV Shock Upgrade Fight Shock Fade With New FOX ECS2 Cooler Born out of the FOX R.A.D. program, theECS2 Cooler upgrade puts UTV race-dominating technology into a package that can benefit anyone who has a FOX-equipped sport UTV and a need for speed! Racing or riding at high speed… UTV Source 2 years ago