Two-time Roush Performance Super Stang Champion Marvin Knack Relies on Stifflers Chassis & Suspension Components

Marvin Knack successfully defended his NMRA championship title in the Roush Performance Super Stang division, making him a back-to-back champion. We caught up with Knack during the 19th annual Nitto Tire NMRA All-Ford World Finals to talk about Super Stang and how Stifflers Chassis & Suspension has been an integral