The mid-level 20% OD kit adds 3-4 pounds of boost and includes the parts necessary to complete the installation.? Includes the required VMP heavy duty belt tensioner with 58MM idler pulley to clear the larger diameter balancer ring.??
Exclusive VMP kit for over-driving the supercharger on your 2020 Shelby GT500 5.2 L Predator engine.? Adds 4 psi of boost.??