Vigilante 4×4 endows 1988 Jeep Grand Wagoneer with 807-hp Hellcat

Vigilante 4×4 builds an array of classic Jeeps based on custom chassis designed to support modern mechanicals as well as powertrains with outputs ranging up to 1,000 hp. Based in Johnson City, Texas, the company specializes in Jeeps sold between 1964 and 1991, often referred to as Full-Size Jeeps, and its latest offering is a prime example of…